2019958820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9181631}}^1$

素因数の和:9181651

約数の個数: 24

約数和(自身を含む): 4627542528

約数和(自身を除く): 2607583708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9181631, 18363262, 36726524, 45908155, 91816310, 100997941, 183632620, 201995882, 403991764, 504989705, 1009979410, 2019958820]

約数ペア:

[(1, 2019958820), (2, 1009979410), (4, 504989705), (5, 403991764), (10, 201995882), (11, 183632620), (20, 100997941), (22, 91816310), (44, 45908155), (55, 36726524), (110, 18363262), (220, 9181631)]