20191197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3779}}^1$

素因数の和:3932

約数の個数: 16

約数和(自身を含む): 29211840

約数和(自身を除く): 9020643

約数列:

[1, 3, 13, 39, 137, 411, 1781, 3779, 5343, 11337, 49127, 147381, 517723, 1553169, 6730399, 20191197]

約数ペア:

[(1, 20191197), (3, 6730399), (13, 1553169), (39, 517723), (137, 147381), (411, 49127), (1781, 11337), (3779, 5343)]