27321778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20359}}^1$

素因数の和:20433

約数の個数: 16

約数和(自身を含む): 45443520

約数和(自身を除く): 18121742

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 20359, 40718, 223949, 447898, 1241899, 2483798, 13660889, 27321778]

約数ペア:

[(1, 27321778), (2, 13660889), (11, 2483798), (22, 1241899), (61, 447898), (122, 223949), (671, 40718), (1342, 20359)]