20190950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31063}}^1$

素因数の和:31088

約数の個数: 24

約数和(自身を含む): 40445328

約数和(自身を除く): 20254378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31063, 62126, 155315, 310630, 403819, 776575, 807638, 1553150, 2019095, 4038190, 10095475, 20190950]

約数ペア:

[(1, 20190950), (2, 10095475), (5, 4038190), (10, 2019095), (13, 1553150), (25, 807638), (26, 776575), (50, 403819), (65, 310630), (130, 155315), (325, 62126), (650, 31063)]