20035519

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{757}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 24256000

約数和(自身を除く): 4220481

約数列:

[1, 7, 19, 133, 199, 757, 1393, 3781, 5299, 14383, 26467, 100681, 150643, 1054501, 2862217, 20035519]

約数ペア:

[(1, 20035519), (7, 2862217), (19, 1054501), (133, 150643), (199, 100681), (757, 26467), (1393, 14383), (3781, 5299)]