19011620

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3037}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 40065144

約数和(自身を除く): 21053524

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3037, 3130, 6074, 6260, 12148, 15185, 30370, 60740, 950581, 1901162, 3802324, 4752905, 9505810, 19011620]

約数ペア:

[(1, 19011620), (2, 9505810), (4, 4752905), (5, 3802324), (10, 1901162), (20, 950581), (313, 60740), (626, 30370), (1252, 15185), (1565, 12148), (3037, 6260), (3130, 6074)]