18620868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{221677}}^1$

素因数の和:221691

約数の個数: 24

約数和(自身を含む): 49655872

約数和(自身を除く): 31035004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 221677, 443354, 665031, 886708, 1330062, 1551739, 2660124, 3103478, 4655217, 6206956, 9310434, 18620868]

約数ペア:

[(1, 18620868), (2, 9310434), (3, 6206956), (4, 4655217), (6, 3103478), (7, 2660124), (12, 1551739), (14, 1330062), (21, 886708), (28, 665031), (42, 443354), (84, 221677)]