20199071061

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57547211}}^1$

素因数の和:57547233

約数の個数: 16

約数和(自身を含む): 32226438720

約数和(自身を除く): 12027367659

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57547211, 172641633, 517924899, 748113743, 1553774697, 2244341229, 6733023687, 20199071061]

約数ペア:

[(1, 20199071061), (3, 6733023687), (9, 2244341229), (13, 1553774697), (27, 748113743), (39, 517924899), (117, 172641633), (351, 57547211)]