90820226

素因数分解:

$2^1\times 7^4\times {\mathrm{18913}}^1$

素因数の和:18943

約数の個数: 20

約数和(自身を含む): 158934342

約数和(自身を除く): 68114116

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 18913, 37826, 132391, 264782, 926737, 1853474, 6487159, 12974318, 45410113, 90820226]

約数ペア:

[(1, 90820226), (2, 45410113), (7, 12974318), (14, 6487159), (49, 1853474), (98, 926737), (343, 264782), (686, 132391), (2401, 37826), (4802, 18913)]