20217882711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3301957}}^1$

素因数の和:3302130

約数の個数: 16

約数和(自身を含む): 29215724384

約数和(自身を除く): 8997841673

約数列:

[1, 3, 13, 39, 157, 471, 2041, 6123, 3301957, 9905871, 42925441, 128776323, 518407249, 1555221747, 6739294237, 20217882711]

約数ペア:

[(1, 20217882711), (3, 6739294237), (13, 1555221747), (39, 518407249), (157, 128776323), (471, 42925441), (2041, 9905871), (6123, 3301957)]