20487094

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5417}}^1$

素因数の和:5511

約数の個数: 16

約数和(自身を含む): 32247936

約数和(自身を除く): 11760842

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5417, 10834, 167927, 330437, 335854, 660874, 10243547, 20487094]

約数ペア:

[(1, 20487094), (2, 10243547), (31, 660874), (61, 335854), (62, 330437), (122, 167927), (1891, 10834), (3782, 5417)]