20161971792

素因数分解:

$2^4\times 3^4\times {\mathrm{151}}^1\times {\mathrm{269}}^1\times {\mathrm{383}}^1$

素因数の和:823

約数の個数: 200

約数和(自身を含む): 59113359360

約数和(自身を除く): 38951387568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 151, 162, 216, 269, 302, 324, 383, 432, 453, 538, 604, 648, 766, 807, 906, 1076, 1149, 1208, 1296, 1359, 1532, 1614, 1812, 2152, 2298, 2416, 2421, 2718, 3064, 3228, 3447, 3624, 4077, 4304, 4596, 4842, 5436, 6128, 6456, 6894, 7248, 7263, 8154, 9192, 9684, 10341, 10872, 12231, 12912, 13788, 14526, 16308, 18384, 19368, 20682, 21744, 21789, 24462, 27576, 29052, 31023, 32616, 38736, 40619, 41364, 43578, 48924, 55152, 57833, 58104, 62046, 65232, 81238, 82728, 87156, 97848, 103027, 115666, 116208, 121857, 124092, 162476, 165456, 173499, 174312, 195696, 206054, 231332, 243714, 248184, 309081, 324952, 346998, 348624, 365571, 412108, 462664, 487428, 496368, 520497, 618162, 649904, 693996, 731142, 824216, 925328, 927243, 974856, 1040994, 1096713, 1236324, 1387992, 1462284, 1561491, 1648432, 1854486, 1949712, 2081988, 2193426, 2472648, 2775984, 2781729, 2924568, 3122982, 3290139, 3708972, 4163976, 4386852, 4684473, 4945296, 5563458, 5849136, 6245964, 6580278, 7417944, 8327952, 8345187, 8773704, 9368946, 11126916, 12491928, 13160556, 14835888, 15557077, 16690374, 17547408, 18737892, 22253832, 24983856, 26321112, 31114154, 33380748, 37475784, 44507664, 46671231, 52642224, 62228308, 66761496, 74951568, 93342462, 124456616, 133522992, 140013693, 186684924, 248913232, 280027386, 373369848, 420041079, 560054772, 746739696, 840082158, 1120109544, 1260123237, 1680164316, 2240219088, 2520246474, 3360328632, 5040492948, 6720657264, 10080985896, 20161971792]

約数ペア:

[(1, 20161971792), (2, 10080985896), (3, 6720657264), (4, 5040492948), (6, 3360328632), (8, 2520246474), (9, 2240219088), (12, 1680164316), (16, 1260123237), (18, 1120109544), (24, 840082158), (27, 746739696), (36, 560054772), (48, 420041079), (54, 373369848), (72, 280027386), (81, 248913232), (108, 186684924), (144, 140013693), (151, 133522992), (162, 124456616), (216, 93342462), (269, 74951568), (302, 66761496), (324, 62228308), (383, 52642224), (432, 46671231), (453, 44507664), (538, 37475784), (604, 33380748), (648, 31114154), (766, 26321112), (807, 24983856), (906, 22253832), (1076, 18737892), (1149, 17547408), (1208, 16690374), (1296, 15557077), (1359, 14835888), (1532, 13160556), (1614, 12491928), (1812, 11126916), (2152, 9368946), (2298, 8773704), (2416, 8345187), (2421, 8327952), (2718, 7417944), (3064, 6580278), (3228, 6245964), (3447, 5849136), (3624, 5563458), (4077, 4945296), (4304, 4684473), (4596, 4386852), (4842, 4163976), (5436, 3708972), (6128, 3290139), (6456, 3122982), (6894, 2924568), (7248, 2781729), (7263, 2775984), (8154, 2472648), (9192, 2193426), (9684, 2081988), (10341, 1949712), (10872, 1854486), (12231, 1648432), (12912, 1561491), (13788, 1462284), (14526, 1387992), (16308, 1236324), (18384, 1096713), (19368, 1040994), (20682, 974856), (21744, 927243), (21789, 925328), (24462, 824216), (27576, 731142), (29052, 693996), (31023, 649904), (32616, 618162), (38736, 520497), (40619, 496368), (41364, 487428), (43578, 462664), (48924, 412108), (55152, 365571), (57833, 348624), (58104, 346998), (62046, 324952), (65232, 309081), (81238, 248184), (82728, 243714), (87156, 231332), (97848, 206054), (103027, 195696), (115666, 174312), (116208, 173499), (121857, 165456), (124092, 162476)]