20199256317

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{863}}^1\times {\mathrm{55333}}^1$

素因数の和:56249

約数の個数: 24

約数和(自身を含む): 29832551424

約数和(自身を除く): 9633295107

約数列:

[1, 3, 9, 47, 141, 423, 863, 2589, 7767, 40561, 55333, 121683, 165999, 365049, 497997, 2600651, 7801953, 23405859, 47752379, 143257137, 429771411, 2244361813, 6733085439, 20199256317]

約数ペア:

[(1, 20199256317), (3, 6733085439), (9, 2244361813), (47, 429771411), (141, 143257137), (423, 47752379), (863, 23405859), (2589, 7801953), (7767, 2600651), (40561, 497997), (55333, 365049), (121683, 165999)]