51389522

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{137}}^2$

素因数の和:350

約数の個数: 18

約数和(自身を含む): 79806447

約数和(自身を除く): 28416925

約数列:

[1, 2, 37, 74, 137, 274, 1369, 2738, 5069, 10138, 18769, 37538, 187553, 375106, 694453, 1388906, 25694761, 51389522]

約数ペア:

[(1, 51389522), (2, 25694761), (37, 1388906), (74, 694453), (137, 375106), (274, 187553), (1369, 37538), (2738, 18769), (5069, 10138)]