20212276

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37993}}^1$

素因数の和:38023

約数の個数: 24

約数和(自身を含む): 42553280

約数和(自身を除く): 22341004

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37993, 75986, 151972, 265951, 531902, 721867, 1063804, 1443734, 2887468, 5053069, 10106138, 20212276]

約数ペア:

[(1, 20212276), (2, 10106138), (4, 5053069), (7, 2887468), (14, 1443734), (19, 1063804), (28, 721867), (38, 531902), (76, 265951), (133, 151972), (266, 75986), (532, 37993)]