20730021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31267}}^1$

素因数の和:31300

約数の個数: 16

約数和(自身を含む): 31518144

約数和(自身を除く): 10788123

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 31267, 93801, 406471, 531539, 1219413, 1594617, 6910007, 20730021]

約数ペア:

[(1, 20730021), (3, 6910007), (13, 1594617), (17, 1219413), (39, 531539), (51, 406471), (221, 93801), (663, 31267)]