20120994439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2066447}}^1$

素因数の和:2066574

約数の個数: 16

約数和(自身を含む): 24995755008

約数和(自身を除く): 4874760569

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 2066447, 14465129, 26863811, 188046677, 221109829, 1547768803, 2874427777, 20120994439]

約数ペア:

[(1, 20120994439), (7, 2874427777), (13, 1547768803), (91, 221109829), (107, 188046677), (749, 26863811), (1391, 14465129), (9737, 2066447)]