13888820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63131}}^1$

素因数の和:63151

約数の個数: 24

約数和(自身を含む): 31818528

約数和(自身を除く): 17929708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 63131, 126262, 252524, 315655, 631310, 694441, 1262620, 1388882, 2777764, 3472205, 6944410, 13888820]

約数ペア:

[(1, 13888820), (2, 6944410), (4, 3472205), (5, 2777764), (10, 1388882), (11, 1262620), (20, 694441), (22, 631310), (44, 315655), (55, 252524), (110, 126262), (220, 63131)]