20090665

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5573}}^1$

素因数の和:5688

約数の個数: 16

約数和(自身を含む): 27825408

約数和(自身を除く): 7734743

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 5573, 27865, 39011, 195055, 574019, 2870095, 4018133, 20090665]

約数ペア:

[(1, 20090665), (5, 4018133), (7, 2870095), (35, 574019), (103, 195055), (515, 39011), (721, 27865), (3605, 5573)]