20372972

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{46727}}^1$

素因数の和:46840

約数の個数: 12

約数和(自身を含む): 35980560

約数和(自身を除く): 15607588

約数列:

[1, 2, 4, 109, 218, 436, 46727, 93454, 186908, 5093243, 10186486, 20372972]

約数ペア:

[(1, 20372972), (2, 10186486), (4, 5093243), (109, 186908), (218, 93454), (436, 46727)]