20199033

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{6217}}^1$

素因数の和:6261

約数の個数: 18

約数和(自身を含む): 30797754

約数和(自身を除く): 10598721

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 6217, 18651, 55953, 118123, 354369, 1063107, 2244337, 6733011, 20199033]

約数ペア:

[(1, 20199033), (3, 6733011), (9, 2244337), (19, 1063107), (57, 354369), (171, 118123), (361, 55953), (1083, 18651), (3249, 6217)]