20680114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 39711168

約数和(自身を除く): 19031054

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 83, 91, 166, 182, 259, 481, 518, 581, 962, 1079, 1162, 1369, 2158, 2738, 3071, 3367, 6142, 6734, 7553, 9583, 15106, 17797, 19166, 21497, 35594, 39923, 42994, 79846, 113627, 124579, 227254, 249158, 279461, 558922, 795389, 1477151, 1590778, 2954302, 10340057, 20680114]

約数ペア:

[(1, 20680114), (2, 10340057), (7, 2954302), (13, 1590778), (14, 1477151), (26, 795389), (37, 558922), (74, 279461), (83, 249158), (91, 227254), (166, 124579), (182, 113627), (259, 79846), (481, 42994), (518, 39923), (581, 35594), (962, 21497), (1079, 19166), (1162, 17797), (1369, 15106), (2158, 9583), (2738, 7553), (3071, 6734), (3367, 6142)]