20184928812

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:578

約数の個数: 240

約数和(自身を含む): 56202854400

約数和(自身を除く): 36017925588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 71, 79, 81, 87, 108, 116, 142, 158, 162, 174, 213, 237, 261, 284, 316, 324, 348, 383, 426, 474, 522, 639, 711, 766, 783, 852, 948, 1044, 1149, 1278, 1422, 1532, 1566, 1917, 2059, 2133, 2291, 2298, 2349, 2556, 2844, 3132, 3447, 3834, 4118, 4266, 4582, 4596, 4698, 5609, 5751, 6177, 6399, 6873, 6894, 7668, 8236, 8532, 9164, 9396, 10341, 11107, 11218, 11502, 12354, 12798, 13746, 13788, 16827, 18531, 20619, 20682, 22214, 22436, 23004, 24708, 25596, 27193, 27492, 30257, 31023, 33321, 33654, 37062, 41238, 41364, 44428, 50481, 54386, 55593, 60514, 61857, 62046, 66642, 67308, 74124, 81579, 82476, 90771, 99963, 100962, 108772, 111186, 121028, 123714, 124092, 133284, 151443, 162661, 163158, 166779, 181542, 185571, 199926, 201924, 222372, 244737, 247428, 272313, 299889, 302886, 325322, 326316, 333558, 363084, 371142, 399852, 454329, 487983, 489474, 544626, 599778, 605772, 650644, 667116, 734211, 742284, 788597, 816939, 877453, 899667, 908658, 975966, 978948, 1089252, 1199556, 1463949, 1468422, 1577194, 1633878, 1754906, 1799334, 1817316, 1951932, 2148247, 2202633, 2365791, 2450817, 2632359, 2927898, 2936844, 3154388, 3267756, 3509812, 3598668, 4296494, 4391847, 4405266, 4731582, 4901634, 5264718, 5855796, 6444741, 7097373, 7897077, 8592988, 8783694, 8810532, 9463164, 9803268, 10529436, 12889482, 13175541, 14194746, 15794154, 17567388, 19334223, 21292119, 23691231, 25778964, 26351082, 28389492, 31588308, 38668446, 42584238, 47382462, 52702164, 58002669, 62299163, 63876357, 71073693, 77336892, 85168476, 94764924, 116005338, 124598326, 127752714, 142147386, 174008007, 186897489, 232010676, 249196652, 255505428, 284294772, 348016014, 373794978, 560692467, 696032028, 747589956, 1121384934, 1682077401, 2242769868, 3364154802, 5046232203, 6728309604, 10092464406, 20184928812]

約数ペア:

[(1, 20184928812), (2, 10092464406), (3, 6728309604), (4, 5046232203), (6, 3364154802), (9, 2242769868), (12, 1682077401), (18, 1121384934), (27, 747589956), (29, 696032028), (36, 560692467), (54, 373794978), (58, 348016014), (71, 284294772), (79, 255505428), (81, 249196652), (87, 232010676), (108, 186897489), (116, 174008007), (142, 142147386), (158, 127752714), (162, 124598326), (174, 116005338), (213, 94764924), (237, 85168476), (261, 77336892), (284, 71073693), (316, 63876357), (324, 62299163), (348, 58002669), (383, 52702164), (426, 47382462), (474, 42584238), (522, 38668446), (639, 31588308), (711, 28389492), (766, 26351082), (783, 25778964), (852, 23691231), (948, 21292119), (1044, 19334223), (1149, 17567388), (1278, 15794154), (1422, 14194746), (1532, 13175541), (1566, 12889482), (1917, 10529436), (2059, 9803268), (2133, 9463164), (2291, 8810532), (2298, 8783694), (2349, 8592988), (2556, 7897077), (2844, 7097373), (3132, 6444741), (3447, 5855796), (3834, 5264718), (4118, 4901634), (4266, 4731582), (4582, 4405266), (4596, 4391847), (4698, 4296494), (5609, 3598668), (5751, 3509812), (6177, 3267756), (6399, 3154388), (6873, 2936844), (6894, 2927898), (7668, 2632359), (8236, 2450817), (8532, 2365791), (9164, 2202633), (9396, 2148247), (10341, 1951932), (11107, 1817316), (11218, 1799334), (11502, 1754906), (12354, 1633878), (12798, 1577194), (13746, 1468422), (13788, 1463949), (16827, 1199556), (18531, 1089252), (20619, 978948), (20682, 975966), (22214, 908658), (22436, 899667), (23004, 877453), (24708, 816939), (25596, 788597), (27193, 742284), (27492, 734211), (30257, 667116), (31023, 650644), (33321, 605772), (33654, 599778), (37062, 544626), (41238, 489474), (41364, 487983), (44428, 454329), (50481, 399852), (54386, 371142), (55593, 363084), (60514, 333558), (61857, 326316), (62046, 325322), (66642, 302886), (67308, 299889), (74124, 272313), (81579, 247428), (82476, 244737), (90771, 222372), (99963, 201924), (100962, 199926), (108772, 185571), (111186, 181542), (121028, 166779), (123714, 163158), (124092, 162661), (133284, 151443)]