20521044

素因数分解:

$2^2\times 3^2\times {\mathrm{570029}}^1$

素因数の和:570039

約数の個数: 18

約数和(自身を含む): 51872730

約数和(自身を除く): 31351686

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 570029, 1140058, 1710087, 2280116, 3420174, 5130261, 6840348, 10260522, 20521044]

約数ペア:

[(1, 20521044), (2, 10260522), (3, 6840348), (4, 5130261), (6, 3420174), (9, 2280116), (12, 1710087), (18, 1140058), (36, 570029)]