20179126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 34328448

約数和(自身を除く): 14149322

約数列:

[1, 2, 11, 22, 43, 83, 86, 166, 257, 473, 514, 913, 946, 1826, 2827, 3569, 5654, 7138, 11051, 21331, 22102, 39259, 42662, 78518, 121561, 234641, 243122, 469282, 917233, 1834466, 10089563, 20179126]

約数ペア:

[(1, 20179126), (2, 10089563), (11, 1834466), (22, 917233), (43, 469282), (83, 243122), (86, 234641), (166, 121561), (257, 78518), (473, 42662), (514, 39259), (913, 22102), (946, 21331), (1826, 11051), (2827, 7138), (3569, 5654)]