20197799824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 240

約数和(自身を含む): 46609985520

約数和(自身を除く): 26412185696

約数列:

[1, 2, 4, 8, 16, 17, 19, 29, 34, 38, 41, 58, 68, 76, 82, 116, 136, 152, 164, 173, 232, 272, 304, 323, 328, 346, 361, 464, 493, 551, 646, 656, 692, 697, 722, 779, 986, 1102, 1189, 1292, 1384, 1394, 1444, 1558, 1972, 2204, 2378, 2584, 2768, 2788, 2888, 2941, 3116, 3287, 3944, 4408, 4756, 5017, 5168, 5576, 5776, 5882, 6137, 6232, 6574, 7093, 7888, 8816, 9367, 9512, 10034, 10469, 11152, 11764, 12274, 12464, 13148, 13243, 14186, 14801, 18734, 19024, 20068, 20213, 20938, 22591, 23528, 24548, 26296, 26486, 28372, 29602, 37468, 40136, 40426, 41876, 45182, 47056, 49096, 52592, 52972, 55879, 56744, 59204, 62453, 74936, 80272, 80852, 83752, 85289, 90364, 95323, 98192, 105944, 111758, 113488, 118408, 120581, 124906, 134767, 149872, 161704, 167504, 170578, 177973, 180728, 190646, 205697, 211888, 223516, 236816, 241162, 249812, 251617, 269534, 323408, 341156, 355946, 361456, 381292, 384047, 411394, 429229, 447032, 482324, 499624, 503234, 539068, 682312, 711892, 762584, 768094, 822788, 858458, 894064, 964648, 999248, 1006468, 1061701, 1078136, 1364624, 1423784, 1525168, 1536188, 1620491, 1645576, 1716916, 1811137, 1929296, 2012936, 2123402, 2156272, 2291039, 2560573, 2847568, 3072376, 3240982, 3291152, 3433832, 3496849, 3622274, 3908243, 4025872, 4246804, 4582078, 5121146, 6144752, 6481964, 6867664, 6993698, 7244548, 7296893, 7816486, 8493608, 9164156, 10242292, 12963928, 13987396, 14489096, 14593786, 15632972, 16987216, 18328312, 20484584, 25927856, 27974792, 28978192, 29187572, 30789329, 31265944, 36656624, 40969168, 43529741, 55949584, 58375144, 61578658, 62531888, 66440131, 74256617, 87059482, 116750288, 123157316, 132880262, 148513234, 174118964, 246314632, 265760524, 297026468, 348237928, 492629264, 531521048, 594052936, 696475856, 1063042096, 1188105872, 1262362489, 2524724978, 5049449956, 10098899912, 20197799824]

約数ペア:

[(1, 20197799824), (2, 10098899912), (4, 5049449956), (8, 2524724978), (16, 1262362489), (17, 1188105872), (19, 1063042096), (29, 696475856), (34, 594052936), (38, 531521048), (41, 492629264), (58, 348237928), (68, 297026468), (76, 265760524), (82, 246314632), (116, 174118964), (136, 148513234), (152, 132880262), (164, 123157316), (173, 116750288), (232, 87059482), (272, 74256617), (304, 66440131), (323, 62531888), (328, 61578658), (346, 58375144), (361, 55949584), (464, 43529741), (493, 40969168), (551, 36656624), (646, 31265944), (656, 30789329), (692, 29187572), (697, 28978192), (722, 27974792), (779, 25927856), (986, 20484584), (1102, 18328312), (1189, 16987216), (1292, 15632972), (1384, 14593786), (1394, 14489096), (1444, 13987396), (1558, 12963928), (1972, 10242292), (2204, 9164156), (2378, 8493608), (2584, 7816486), (2768, 7296893), (2788, 7244548), (2888, 6993698), (2941, 6867664), (3116, 6481964), (3287, 6144752), (3944, 5121146), (4408, 4582078), (4756, 4246804), (5017, 4025872), (5168, 3908243), (5576, 3622274), (5776, 3496849), (5882, 3433832), (6137, 3291152), (6232, 3240982), (6574, 3072376), (7093, 2847568), (7888, 2560573), (8816, 2291039), (9367, 2156272), (9512, 2123402), (10034, 2012936), (10469, 1929296), (11152, 1811137), (11764, 1716916), (12274, 1645576), (12464, 1620491), (13148, 1536188), (13243, 1525168), (14186, 1423784), (14801, 1364624), (18734, 1078136), (19024, 1061701), (20068, 1006468), (20213, 999248), (20938, 964648), (22591, 894064), (23528, 858458), (24548, 822788), (26296, 768094), (26486, 762584), (28372, 711892), (29602, 682312), (37468, 539068), (40136, 503234), (40426, 499624), (41876, 482324), (45182, 447032), (47056, 429229), (49096, 411394), (52592, 384047), (52972, 381292), (55879, 361456), (56744, 355946), (59204, 341156), (62453, 323408), (74936, 269534), (80272, 251617), (80852, 249812), (83752, 241162), (85289, 236816), (90364, 223516), (95323, 211888), (98192, 205697), (105944, 190646), (111758, 180728), (113488, 177973), (118408, 170578), (120581, 167504), (124906, 161704), (134767, 149872)]