20326528

素因数分解:

$2^7\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 40698000

約数和(自身を除く): 20371472

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 379, 419, 758, 838, 1516, 1676, 3032, 3352, 6064, 6704, 12128, 13408, 24256, 26816, 48512, 53632, 158801, 317602, 635204, 1270408, 2540816, 5081632, 10163264, 20326528]

約数ペア:

[(1, 20326528), (2, 10163264), (4, 5081632), (8, 2540816), (16, 1270408), (32, 635204), (64, 317602), (128, 158801), (379, 53632), (419, 48512), (758, 26816), (838, 24256), (1516, 13408), (1676, 12128), (3032, 6704), (3352, 6064)]