20176359

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 32977920

約数和(自身を除く): 12801561

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1129, 2553, 3387, 5957, 7903, 17871, 23709, 25967, 41773, 77901, 125319, 181769, 292411, 545307, 877233, 960779, 2882337, 6725453, 20176359]

約数ペア:

[(1, 20176359), (3, 6725453), (7, 2882337), (21, 960779), (23, 877233), (37, 545307), (69, 292411), (111, 181769), (161, 125319), (259, 77901), (483, 41773), (777, 25967), (851, 23709), (1129, 17871), (2553, 7903), (3387, 5957)]