20158036

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{70979}}^1$

素因数の和:71054

約数の個数: 12

約数和(自身を含む): 35773920

約数和(自身を除く): 15615884

約数列:

[1, 2, 4, 71, 142, 284, 70979, 141958, 283916, 5039509, 10079018, 20158036]

約数ペア:

[(1, 20158036), (2, 10079018), (4, 5039509), (71, 283916), (142, 141958), (284, 70979)]