20123691415

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1335791}}^1$

素因数の和:1335950

約数の個数: 16

約数和(自身を含む): 25390734336

約数和(自身を除く): 5267042921

約数列:

[1, 5, 23, 115, 131, 655, 3013, 15065, 1335791, 6678955, 30723193, 153615965, 174988621, 874943105, 4024738283, 20123691415]

約数ペア:

[(1, 20123691415), (5, 4024738283), (23, 874943105), (115, 174988621), (131, 153615965), (655, 30723193), (3013, 6678955), (15065, 1335791)]