19861627

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 22256640

約数和(自身を除く): 2395013

約数列:

[1, 17, 23, 79, 391, 643, 1343, 1817, 10931, 14789, 30889, 50797, 251413, 863549, 1168331, 19861627]

約数ペア:

[(1, 19861627), (17, 1168331), (23, 863549), (79, 251413), (391, 50797), (643, 30889), (1343, 14789), (1817, 10931)]