20117751

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9539}}^1$

素因数の和:9598

約数の個数: 16

約数和(自身を含む): 29001600

約数和(自身を除く): 8883849

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9539, 28617, 181241, 352943, 543723, 1058829, 6705917, 20117751]

約数ペア:

[(1, 20117751), (3, 6705917), (19, 1058829), (37, 543723), (57, 352943), (111, 181241), (703, 28617), (2109, 9539)]