51841516

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{20219}}^1$

素因数の和:20864

約数の個数: 12

約数和(自身を含む): 90868680

約数和(自身を除く): 39027164

約数列:

[1, 2, 4, 641, 1282, 2564, 20219, 40438, 80876, 12960379, 25920758, 51841516]

約数ペア:

[(1, 51841516), (2, 25920758), (4, 12960379), (641, 80876), (1282, 40438), (2564, 20219)]