20486090

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38653}}^1$

素因数の和:38713

約数の個数: 16

約数和(自身を含む): 37571688

約数和(自身を除く): 17085598

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 38653, 77306, 193265, 386530, 2048609, 4097218, 10243045, 20486090]

約数ペア:

[(1, 20486090), (2, 10243045), (5, 4097218), (10, 2048609), (53, 386530), (106, 193265), (265, 77306), (530, 38653)]