4989016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{20117}}^1$

素因数の和:20154

約数の個数: 16

約数和(自身を含む): 9656640

約数和(自身を除く): 4667624

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 20117, 40234, 80468, 160936, 623627, 1247254, 2494508, 4989016]

約数ペア:

[(1, 4989016), (2, 2494508), (4, 1247254), (8, 623627), (31, 160936), (62, 80468), (124, 40234), (248, 20117)]