19639917

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{701}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 31101408

約数和(自身を除く): 11461491

約数列:

[1, 3, 9, 11, 33, 99, 283, 701, 849, 2103, 2547, 3113, 6309, 7711, 9339, 23133, 28017, 69399, 198383, 595149, 1785447, 2182213, 6546639, 19639917]

約数ペア:

[(1, 19639917), (3, 6546639), (9, 2182213), (11, 1785447), (33, 595149), (99, 198383), (283, 69399), (701, 28017), (849, 23133), (2103, 9339), (2547, 7711), (3113, 6309)]