2563664

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1154

約数の個数: 20

約数和(自身を含む): 5002656

約数和(自身を除く): 2438992

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 983, 1304, 1966, 2608, 3932, 7864, 15728, 160229, 320458, 640916, 1281832, 2563664]

約数ペア:

[(1, 2563664), (2, 1281832), (4, 640916), (8, 320458), (16, 160229), (163, 15728), (326, 7864), (652, 3932), (983, 2608), (1304, 1966)]