20129187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5011}}^1$

素因数の和:5130

約数の個数: 16

約数和(自身を含む): 29189888

約数和(自身を除く): 9060701

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 5011, 15033, 65143, 195429, 516133, 1548399, 6709729, 20129187]

約数ペア:

[(1, 20129187), (3, 6709729), (13, 1548399), (39, 516133), (103, 195429), (309, 65143), (1339, 15033), (4017, 5011)]