20128776876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{23671}}^1$

素因数の和:23796

約数の個数: 144

約数和(自身を含む): 57903605760

約数和(自身を除く): 37774828884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 79, 92, 117, 138, 156, 158, 207, 234, 237, 276, 299, 316, 414, 468, 474, 598, 711, 828, 897, 948, 1027, 1196, 1422, 1794, 1817, 2054, 2691, 2844, 3081, 3588, 3634, 4108, 5382, 5451, 6162, 7268, 9243, 10764, 10902, 12324, 16353, 18486, 21804, 23621, 23671, 32706, 36972, 47242, 47342, 65412, 70863, 71013, 94484, 94684, 141726, 142026, 212589, 213039, 283452, 284052, 307723, 425178, 426078, 544433, 615446, 850356, 852156, 923169, 1088866, 1230892, 1633299, 1846338, 1870009, 2177732, 2769507, 3266598, 3692676, 3740018, 4899897, 5539014, 5610027, 6533196, 7077629, 7480036, 9799794, 11078028, 11220054, 14155258, 16830081, 19599588, 21232887, 22440108, 24310117, 28310516, 33660162, 42465774, 43010207, 48620234, 63698661, 67320324, 72930351, 84931548, 86020414, 97240468, 127397322, 129030621, 145860702, 172040828, 218791053, 254794644, 258061242, 291721404, 387091863, 437582106, 516122484, 559132691, 774183726, 875164212, 1118265382, 1548367452, 1677398073, 2236530764, 3354796146, 5032194219, 6709592292, 10064388438, 20128776876]

約数ペア:

[(1, 20128776876), (2, 10064388438), (3, 6709592292), (4, 5032194219), (6, 3354796146), (9, 2236530764), (12, 1677398073), (13, 1548367452), (18, 1118265382), (23, 875164212), (26, 774183726), (36, 559132691), (39, 516122484), (46, 437582106), (52, 387091863), (69, 291721404), (78, 258061242), (79, 254794644), (92, 218791053), (117, 172040828), (138, 145860702), (156, 129030621), (158, 127397322), (207, 97240468), (234, 86020414), (237, 84931548), (276, 72930351), (299, 67320324), (316, 63698661), (414, 48620234), (468, 43010207), (474, 42465774), (598, 33660162), (711, 28310516), (828, 24310117), (897, 22440108), (948, 21232887), (1027, 19599588), (1196, 16830081), (1422, 14155258), (1794, 11220054), (1817, 11078028), (2054, 9799794), (2691, 7480036), (2844, 7077629), (3081, 6533196), (3588, 5610027), (3634, 5539014), (4108, 4899897), (5382, 3740018), (5451, 3692676), (6162, 3266598), (7268, 2769507), (9243, 2177732), (10764, 1870009), (10902, 1846338), (12324, 1633299), (16353, 1230892), (18486, 1088866), (21804, 923169), (23621, 852156), (23671, 850356), (32706, 615446), (36972, 544433), (47242, 426078), (47342, 425178), (65412, 307723), (70863, 284052), (71013, 283452), (94484, 213039), (94684, 212589), (141726, 142026)]