20259812

素因数分解:

$2^2\times {\mathrm{617}}^1\times {\mathrm{8209}}^1$

素因数の和:8830

約数の個数: 12

約数和(自身を含む): 35516460

約数和(自身を除く): 15256648

約数列:

[1, 2, 4, 617, 1234, 2468, 8209, 16418, 32836, 5064953, 10129906, 20259812]

約数ペア:

[(1, 20259812), (2, 10129906), (4, 5064953), (617, 32836), (1234, 16418), (2468, 8209)]