20377730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{119869}}^1$

素因数の和:119893

約数の個数: 16

約数和(自身を含む): 38837880

約数和(自身を除く): 18460150

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 119869, 239738, 599345, 1198690, 2037773, 4075546, 10188865, 20377730]

約数ペア:

[(1, 20377730), (2, 10188865), (5, 4075546), (10, 2037773), (17, 1198690), (34, 599345), (85, 239738), (170, 119869)]