20027930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154061}}^1$

素因数の和:154081

約数の個数: 16

約数和(自身を含む): 38823624

約数和(自身を除く): 18795694

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154061, 308122, 770305, 1540610, 2002793, 4005586, 10013965, 20027930]

約数ペア:

[(1, 20027930), (2, 10013965), (5, 4005586), (10, 2002793), (13, 1540610), (26, 770305), (65, 308122), (130, 154061)]