20185281609

素因数分解:

$3^1\times {\mathrm{757}}^1\times {\mathrm{991}}^1\times {\mathrm{8969}}^1$

素因数の和:10720

約数の個数: 16

約数和(自身を含む): 26979463680

約数和(自身を除く): 6794182071

約数列:

[1, 3, 757, 991, 2271, 2973, 8969, 26907, 750187, 2250561, 6789533, 8888279, 20368599, 26664837, 6728427203, 20185281609]

約数ペア:

[(1, 20185281609), (3, 6728427203), (757, 26664837), (991, 20368599), (2271, 8888279), (2973, 6789533), (8969, 2250561), (26907, 750187)]