18382858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 30968784

約数和(自身を除く): 12585926

約数列:

[1, 2, 13, 26, 37, 74, 97, 194, 197, 394, 481, 962, 1261, 2522, 2561, 3589, 5122, 7178, 7289, 14578, 19109, 38218, 46657, 93314, 94757, 189514, 248417, 496834, 707033, 1414066, 9191429, 18382858]

約数ペア:

[(1, 18382858), (2, 9191429), (13, 1414066), (26, 707033), (37, 496834), (74, 248417), (97, 189514), (194, 94757), (197, 93314), (394, 46657), (481, 38218), (962, 19109), (1261, 14578), (2522, 7289), (2561, 7178), (3589, 5122)]