20199331071

素因数分解:

$3^3\times {\mathrm{2039}}^1\times {\mathrm{366907}}^1$

素因数の和:368955

約数の個数: 16

約数和(自身を含む): 29939692800

約数和(自身を除く): 9740361729

約数列:

[1, 3, 9, 27, 2039, 6117, 18351, 55053, 366907, 1100721, 3302163, 9906489, 748123373, 2244370119, 6733110357, 20199331071]

約数ペア:

[(1, 20199331071), (3, 6733110357), (9, 2244370119), (27, 748123373), (2039, 9906489), (6117, 3302163), (18351, 1100721), (55053, 366907)]