19856823

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5801}}^1$

素因数の和:5974

約数の個数: 16

約数和(自身を含む): 30448896

約数和(自身を除く): 10592073

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5801, 17403, 40607, 121821, 945563, 2836689, 6618941, 19856823]

約数ペア:

[(1, 19856823), (3, 6618941), (7, 2836689), (21, 945563), (163, 121821), (489, 40607), (1141, 17403), (3423, 5801)]