20675380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93979}}^1$

素因数の和:93999

約数の個数: 24

約数和(自身を含む): 47365920

約数和(自身を除く): 26690540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93979, 187958, 375916, 469895, 939790, 1033769, 1879580, 2067538, 4135076, 5168845, 10337690, 20675380]

約数ペア:

[(1, 20675380), (2, 10337690), (4, 5168845), (5, 4135076), (10, 2067538), (11, 1879580), (20, 1033769), (22, 939790), (44, 469895), (55, 375916), (110, 187958), (220, 93979)]