397806064

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{152533}}^1$

素因数の和:152704

約数の個数: 20

約数和(自身を含む): 775482856

約数和(自身を除く): 377676792

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 152533, 305066, 610132, 1220264, 2440528, 24862879, 49725758, 99451516, 198903032, 397806064]

約数ペア:

[(1, 397806064), (2, 198903032), (4, 99451516), (8, 49725758), (16, 24862879), (163, 2440528), (326, 1220264), (652, 610132), (1304, 305066), (2608, 152533)]