2019975890

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1057579}}^1$

素因数の和:1057777

約数の個数: 16

約数和(自身を含む): 3654996480

約数和(自身を除く): 1635020590

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 1057579, 2115158, 5287895, 10575790, 201997589, 403995178, 1009987945, 2019975890]

約数ペア:

[(1, 2019975890), (2, 1009987945), (5, 403995178), (10, 201997589), (191, 10575790), (382, 5287895), (955, 2115158), (1910, 1057579)]