20159546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39841}}^1$

素因数の和:39877

約数の個数: 16

約数和(自身を含む): 34423488

約数和(自身を除く): 14263942

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39841, 79682, 438251, 876502, 916343, 1832686, 10079773, 20159546]

約数ペア:

[(1, 20159546), (2, 10079773), (11, 1832686), (22, 916343), (23, 876502), (46, 438251), (253, 79682), (506, 39841)]