20574909

素因数分解:

$3^2\times {\mathrm{401}}^1\times {\mathrm{5701}}^1$

素因数の和:6108

約数の個数: 12

約数和(自身を含む): 29798652

約数和(自身を除く): 9223743

約数列:

[1, 3, 9, 401, 1203, 3609, 5701, 17103, 51309, 2286101, 6858303, 20574909]

約数ペア:

[(1, 20574909), (3, 6858303), (9, 2286101), (401, 51309), (1203, 17103), (3609, 5701)]