20156513042

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1\times {\mathrm{351563}}^1$

素因数の和:351937

約数の個数: 16

約数和(自身を含む): 30628255680

約数和(自身を除く): 10471742638

約数列:

[1, 2, 109, 218, 263, 526, 28667, 57334, 351563, 703126, 38320367, 76640734, 92461069, 184922138, 10078256521, 20156513042]

約数ペア:

[(1, 20156513042), (2, 10078256521), (109, 184922138), (218, 92461069), (263, 76640734), (526, 38320367), (28667, 703126), (57334, 351563)]