20695437

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3691}}^1$

素因数の和:3793

約数の個数: 24

約数和(自身を含む): 34557120

約数和(自身を除く): 13861683

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3691, 5607, 11073, 25837, 33219, 77511, 232533, 328499, 985497, 2299493, 2956491, 6898479, 20695437]

約数ペア:

[(1, 20695437), (3, 6898479), (7, 2956491), (9, 2299493), (21, 985497), (63, 328499), (89, 232533), (267, 77511), (623, 33219), (801, 25837), (1869, 11073), (3691, 5607)]