9917620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26099}}^1$

素因数の和:26127

約数の個数: 24

約数和(自身を含む): 21924000

約数和(自身を除く): 12006380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 26099, 52198, 104396, 130495, 260990, 495881, 521980, 991762, 1983524, 2479405, 4958810, 9917620]

約数ペア:

[(1, 9917620), (2, 4958810), (4, 2479405), (5, 1983524), (10, 991762), (19, 521980), (20, 495881), (38, 260990), (76, 130495), (95, 104396), (190, 52198), (380, 26099)]