20316843

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1699

約数の個数: 24

約数和(自身を含む): 31143840

約数和(自身を除く): 10826997

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 1609, 4209, 4827, 12627, 14481, 37007, 98149, 111021, 294447, 333063, 883341, 2257427, 6772281, 20316843]

約数ペア:

[(1, 20316843), (3, 6772281), (9, 2257427), (23, 883341), (61, 333063), (69, 294447), (183, 111021), (207, 98149), (549, 37007), (1403, 14481), (1609, 12627), (4209, 4827)]