20757495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125803}}^1$

素因数の和:125822

約数の個数: 16

約数和(自身を含む): 36231552

約数和(自身を除く): 15474057

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 125803, 377409, 629015, 1383833, 1887045, 4151499, 6919165, 20757495]

約数ペア:

[(1, 20757495), (3, 6919165), (5, 4151499), (11, 1887045), (15, 1383833), (33, 629015), (55, 377409), (165, 125803)]