20199786339

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{170389}}^1$

素因数の和:171354

約数の個数: 16

約数和(自身を含む): 27589548800

約数和(自身を除く): 7389762461

約数列:

[1, 3, 43, 129, 919, 2757, 39517, 118551, 170389, 511167, 7326727, 21980181, 156587491, 469762473, 6733262113, 20199786339]

約数ペア:

[(1, 20199786339), (3, 6733262113), (43, 469762473), (129, 156587491), (919, 21980181), (2757, 7326727), (39517, 511167), (118551, 170389)]