20101238638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17979641}}^1$

素因数の和:17979699

約数の個数: 16

約数和(自身を含む): 33226378416

約数和(自身を除く): 13125139778

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 17979641, 35959282, 233735333, 467470666, 773124563, 1546249126, 10050619319, 20101238638]

約数ペア:

[(1, 20101238638), (2, 10050619319), (13, 1546249126), (26, 773124563), (43, 467470666), (86, 233735333), (559, 35959282), (1118, 17979641)]