20196498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 48356352

約数和(自身を除く): 28159854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 53, 86, 106, 129, 159, 211, 258, 301, 318, 371, 422, 602, 633, 742, 903, 1113, 1266, 1477, 1806, 2226, 2279, 2954, 4431, 4558, 6837, 8862, 9073, 11183, 13674, 15953, 18146, 22366, 27219, 31906, 33549, 47859, 54438, 63511, 67098, 78281, 95718, 127022, 156562, 190533, 234843, 381066, 469686, 480869, 961738, 1442607, 2885214, 3366083, 6732166, 10098249, 20196498]

約数ペア:

[(1, 20196498), (2, 10098249), (3, 6732166), (6, 3366083), (7, 2885214), (14, 1442607), (21, 961738), (42, 480869), (43, 469686), (53, 381066), (86, 234843), (106, 190533), (129, 156562), (159, 127022), (211, 95718), (258, 78281), (301, 67098), (318, 63511), (371, 54438), (422, 47859), (602, 33549), (633, 31906), (742, 27219), (903, 22366), (1113, 18146), (1266, 15953), (1477, 13674), (1806, 11183), (2226, 9073), (2279, 8862), (2954, 6837), (4431, 4558)]