19859879

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 22536192

約数和(自身を除く): 2676313

約数列:

[1, 13, 23, 127, 299, 523, 1651, 2921, 6799, 12029, 37973, 66421, 156377, 863473, 1527683, 19859879]

約数ペア:

[(1, 19859879), (13, 1527683), (23, 863473), (127, 156377), (299, 66421), (523, 37973), (1651, 12029), (2921, 6799)]