20165728239

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{510047}}^1$

素因数の和:510267

約数の個数: 24

約数和(自身を含む): 30553915392

約数和(自身を除く): 10388187153

約数列:

[1, 3, 9, 23, 69, 191, 207, 573, 1719, 4393, 13179, 39537, 510047, 1530141, 4590423, 11731081, 35193243, 97418977, 105579729, 292256931, 876770793, 2240636471, 6721909413, 20165728239]

約数ペア:

[(1, 20165728239), (3, 6721909413), (9, 2240636471), (23, 876770793), (69, 292256931), (191, 105579729), (207, 97418977), (573, 35193243), (1719, 11731081), (4393, 4590423), (13179, 1530141), (39537, 510047)]