20252856

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 34783944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 278, 312, 417, 467, 556, 834, 934, 1112, 1401, 1668, 1807, 1868, 2802, 3336, 3614, 3736, 5421, 5604, 6071, 7228, 10842, 11208, 12142, 14456, 18213, 21684, 24284, 36426, 43368, 48568, 64913, 72852, 129826, 145704, 194739, 259652, 389478, 519304, 778956, 843869, 1557912, 1687738, 2531607, 3375476, 5063214, 6750952, 10126428, 20252856]

約数ペア:

[(1, 20252856), (2, 10126428), (3, 6750952), (4, 5063214), (6, 3375476), (8, 2531607), (12, 1687738), (13, 1557912), (24, 843869), (26, 778956), (39, 519304), (52, 389478), (78, 259652), (104, 194739), (139, 145704), (156, 129826), (278, 72852), (312, 64913), (417, 48568), (467, 43368), (556, 36426), (834, 24284), (934, 21684), (1112, 18213), (1401, 14456), (1668, 12142), (1807, 11208), (1868, 10842), (2802, 7228), (3336, 6071), (3614, 5604), (3736, 5421)]