20995670

素因数分解:

$2^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3677}}^1$

素因数の和:4255

約数の個数: 16

約数和(自身を含む): 37868688

約数和(自身を除く): 16873018

約数列:

[1, 2, 5, 10, 571, 1142, 2855, 3677, 5710, 7354, 18385, 36770, 2099567, 4199134, 10497835, 20995670]

約数ペア:

[(1, 20995670), (2, 10497835), (5, 4199134), (10, 2099567), (571, 36770), (1142, 18385), (2855, 7354), (3677, 5710)]