18162586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12319334

約数列:

[1, 2, 13, 26, 47, 89, 94, 167, 178, 334, 611, 1157, 1222, 2171, 2314, 4183, 4342, 7849, 8366, 14863, 15698, 29726, 54379, 102037, 108758, 193219, 204074, 386438, 698561, 1397122, 9081293, 18162586]

約数ペア:

[(1, 18162586), (2, 9081293), (13, 1397122), (26, 698561), (47, 386438), (89, 204074), (94, 193219), (167, 108758), (178, 102037), (334, 54379), (611, 29726), (1157, 15698), (1222, 14863), (2171, 8366), (2314, 7849), (4183, 4342)]