20105234

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 30831360

約数和(自身を除く): 10726126

約数列:

[1, 2, 61, 122, 223, 446, 739, 1478, 13603, 27206, 45079, 90158, 164797, 329594, 10052617, 20105234]

約数ペア:

[(1, 20105234), (2, 10052617), (61, 329594), (122, 164797), (223, 90158), (446, 45079), (739, 27206), (1478, 13603)]