20562278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11831}}^1$

素因数の和:11923

約数の個数: 16

約数和(自身を含む): 34076160

約数和(自身を除く): 13513882

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11831, 23662, 130141, 260282, 934649, 1869298, 10281139, 20562278]

約数ペア:

[(1, 20562278), (2, 10281139), (11, 1869298), (22, 934649), (79, 260282), (158, 130141), (869, 23662), (1738, 11831)]