26979376

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{2551}}^1$

素因数の和:3220

約数の個数: 20

約数和(自身を含む): 52372144

約数和(自身を除く): 25392768

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2551, 2644, 5102, 5288, 10204, 10576, 20408, 40816, 1686211, 3372422, 6744844, 13489688, 26979376]

約数ペア:

[(1, 26979376), (2, 13489688), (4, 6744844), (8, 3372422), (16, 1686211), (661, 40816), (1322, 20408), (2551, 10576), (2644, 10204), (5102, 5288)]