20541496848

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{145511}}^1$

素因数の和:145712

約数の個数: 80

約数和(自身を含む): 56512204416

約数和(自身を除く): 35970707568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 173, 204, 272, 346, 408, 519, 692, 816, 1038, 1384, 2076, 2768, 2941, 4152, 5882, 8304, 8823, 11764, 17646, 23528, 35292, 47056, 70584, 141168, 145511, 291022, 436533, 582044, 873066, 1164088, 1746132, 2328176, 2473687, 3492264, 4947374, 6984528, 7421061, 9894748, 14842122, 19789496, 25173403, 29684244, 39578992, 50346806, 59368488, 75520209, 100693612, 118736976, 151040418, 201387224, 302080836, 402774448, 427947851, 604161672, 855895702, 1208323344, 1283843553, 1711791404, 2567687106, 3423582808, 5135374212, 6847165616, 10270748424, 20541496848]

約数ペア:

[(1, 20541496848), (2, 10270748424), (3, 6847165616), (4, 5135374212), (6, 3423582808), (8, 2567687106), (12, 1711791404), (16, 1283843553), (17, 1208323344), (24, 855895702), (34, 604161672), (48, 427947851), (51, 402774448), (68, 302080836), (102, 201387224), (136, 151040418), (173, 118736976), (204, 100693612), (272, 75520209), (346, 59368488), (408, 50346806), (519, 39578992), (692, 29684244), (816, 25173403), (1038, 19789496), (1384, 14842122), (2076, 9894748), (2768, 7421061), (2941, 6984528), (4152, 4947374), (5882, 3492264), (8304, 2473687), (8823, 2328176), (11764, 1746132), (17646, 1164088), (23528, 873066), (35292, 582044), (47056, 436533), (70584, 291022), (141168, 145511)]