20104371357

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1536679}}^1$

素因数の和:1536785

約数の個数: 24

約数和(自身を含む): 31532673600

約数和(自身を除く): 11428302243

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 1536679, 4610037, 10756753, 32270259, 75297271, 136764431, 225891813, 410293293, 957351017, 2872053051, 6701457119, 20104371357]

約数ペア:

[(1, 20104371357), (3, 6701457119), (7, 2872053051), (21, 957351017), (49, 410293293), (89, 225891813), (147, 136764431), (267, 75297271), (623, 32270259), (1869, 10756753), (4361, 4610037), (13083, 1536679)]