20268561

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 27460160

約数和(自身を除く): 7191599

約数列:

[1, 3, 163, 181, 229, 489, 543, 687, 29503, 37327, 41449, 88509, 111981, 124347, 6756187, 20268561]

約数ペア:

[(1, 20268561), (3, 6756187), (163, 124347), (181, 111981), (229, 88509), (489, 41449), (543, 37327), (687, 29503)]