20790414

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26861}}^1$

素因数の和:26912

約数の個数: 24

約数和(自身を含む): 46095192

約数和(自身を除く): 25304778

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26861, 53722, 80583, 161166, 241749, 483498, 1155023, 2310046, 3465069, 6930138, 10395207, 20790414]

約数ペア:

[(1, 20790414), (2, 10395207), (3, 6930138), (6, 3465069), (9, 2310046), (18, 1155023), (43, 483498), (86, 241749), (129, 161166), (258, 80583), (387, 53722), (774, 26861)]