20413917

素因数分解:

$3^3\times {\mathrm{373}}^1\times {\mathrm{2027}}^1$

素因数の和:2409

約数の個数: 16

約数和(自身を含む): 30338880

約数和(自身を除く): 9924963

約数列:

[1, 3, 9, 27, 373, 1119, 2027, 3357, 6081, 10071, 18243, 54729, 756071, 2268213, 6804639, 20413917]

約数ペア:

[(1, 20413917), (3, 6804639), (9, 2268213), (27, 756071), (373, 54729), (1119, 18243), (2027, 10071), (3357, 6081)]