18252820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5813}}^1$

素因数の和:5979

約数の個数: 24

約数和(自身を含む): 38581704

約数和(自身を除く): 20328884

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5813, 11626, 23252, 29065, 58130, 116260, 912641, 1825282, 3650564, 4563205, 9126410, 18252820]

約数ペア:

[(1, 18252820), (2, 9126410), (4, 4563205), (5, 3650564), (10, 1825282), (20, 912641), (157, 116260), (314, 58130), (628, 29065), (785, 23252), (1570, 11626), (3140, 5813)]