15985990

素因数分解:

$2^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1861}}^1$

素因数の和:2727

約数の個数: 16

約数和(自身を含む): 28823760

約数和(自身を除く): 12837770

約数列:

[1, 2, 5, 10, 859, 1718, 1861, 3722, 4295, 8590, 9305, 18610, 1598599, 3197198, 7992995, 15985990]

約数ペア:

[(1, 15985990), (2, 7992995), (5, 3197198), (10, 1598599), (859, 18610), (1718, 9305), (1861, 8590), (3722, 4295)]