20861834

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13187}}^1$

素因数の和:13309

約数の個数: 16

約数和(自身を含む): 36082368

約数和(自身を除く): 15220534

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 13187, 26374, 92309, 184618, 1490131, 2980262, 10430917, 20861834]

約数ペア:

[(1, 20861834), (2, 10430917), (7, 2980262), (14, 1490131), (113, 184618), (226, 92309), (791, 26374), (1582, 13187)]