201988818

素因数分解:

$2^1\times 3^2\times {\mathrm{11221601}}^1$

素因数の和:11221609

約数の個数: 12

約数和(自身を含む): 437642478

約数和(自身を除く): 235653660

約数列:

[1, 2, 3, 6, 9, 18, 11221601, 22443202, 33664803, 67329606, 100994409, 201988818]

約数ペア:

[(1, 201988818), (2, 100994409), (3, 67329606), (6, 33664803), (9, 22443202), (18, 11221601)]