19005189287

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{398273}}^1$

素因数の和:398698

約数の個数: 16

約数和(自身を含む): 23055285312

約数和(自身を除く): 4050096025

約数列:

[1, 7, 17, 119, 401, 2807, 6817, 47719, 398273, 2787911, 6770641, 47394487, 159707473, 1117952311, 2715027041, 19005189287]

約数ペア:

[(1, 19005189287), (7, 2715027041), (17, 1117952311), (119, 159707473), (401, 47394487), (2807, 6770641), (6817, 2787911), (47719, 398273)]