20167479639

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{31561001}}^1$

素因数の和:31561078

約数の個数: 12

約数和(自身を含む): 29541097872

約数和(自身を除く): 9373618233

約数列:

[1, 3, 9, 71, 213, 639, 31561001, 94683003, 284049009, 2240831071, 6722493213, 20167479639]

約数ペア:

[(1, 20167479639), (3, 6722493213), (9, 2240831071), (71, 284049009), (213, 94683003), (639, 31561001)]