20006399

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1889}}^1$

素因数の和:2002

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 4488001

約数列:

[1, 7, 17, 89, 119, 623, 1513, 1889, 10591, 13223, 32113, 168121, 224791, 1176847, 2858057, 20006399]

約数ペア:

[(1, 20006399), (7, 2858057), (17, 1176847), (89, 224791), (119, 168121), (623, 32113), (1513, 13223), (1889, 10591)]