20138408

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22277}}^1$

素因数の和:22396

約数の個数: 16

約数和(自身を含む): 38095380

約数和(自身を除く): 17956972

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22277, 44554, 89108, 178216, 2517301, 5034602, 10069204, 20138408]

約数ペア:

[(1, 20138408), (2, 10069204), (4, 5034602), (8, 2517301), (113, 178216), (226, 89108), (452, 44554), (904, 22277)]