18974001858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{451761949}}^1$

素因数の和:451761961

約数の個数: 16

約数和(自身を含む): 43369147200

約数和(自身を除く): 24395145342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 451761949, 903523898, 1355285847, 2710571694, 3162333643, 6324667286, 9487000929, 18974001858]

約数ペア:

[(1, 18974001858), (2, 9487000929), (3, 6324667286), (6, 3162333643), (7, 2710571694), (14, 1355285847), (21, 903523898), (42, 451761949)]