20009170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117701}}^1$

素因数の和:117725

約数の個数: 16

約数和(自身を含む): 38135448

約数和(自身を除く): 18126278

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 117701, 235402, 588505, 1177010, 2000917, 4001834, 10004585, 20009170]

約数ペア:

[(1, 20009170), (2, 10004585), (5, 4001834), (10, 2000917), (17, 1177010), (34, 588505), (85, 235402), (170, 117701)]