18243664

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{30817}}^1$

素因数の和:30862

約数の個数: 20

約数和(自身を含む): 36303604

約数和(自身を除く): 18059940

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 30817, 61634, 123268, 246536, 493072, 1140229, 2280458, 4560916, 9121832, 18243664]

約数ペア:

[(1, 18243664), (2, 9121832), (4, 4560916), (8, 2280458), (16, 1140229), (37, 493072), (74, 246536), (148, 123268), (296, 61634), (592, 30817)]