18271474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 30824640

約数和(自身を除く): 12553166

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 277, 554, 559, 767, 1118, 1534, 2537, 3601, 5074, 7202, 11911, 16343, 23822, 32686, 32981, 65962, 154843, 212459, 309686, 424918, 702749, 1405498, 9135737, 18271474]

約数ペア:

[(1, 18271474), (2, 9135737), (13, 1405498), (26, 702749), (43, 424918), (59, 309686), (86, 212459), (118, 154843), (277, 65962), (554, 32981), (559, 32686), (767, 23822), (1118, 16343), (1534, 11911), (2537, 7202), (3601, 5074)]