2068943915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{166247}}^1$

素因数の和:166402

約数の個数: 16

約数和(自身を含む): 2633368320

約数和(自身を除く): 564424405

約数列:

[1, 5, 19, 95, 131, 655, 2489, 12445, 166247, 831235, 3158693, 15793465, 21778357, 108891785, 413788783, 2068943915]

約数ペア:

[(1, 2068943915), (5, 413788783), (19, 108891785), (95, 21778357), (131, 15793465), (655, 3158693), (2489, 831235), (12445, 166247)]