20823385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22271}}^1$

素因数の和:22304

約数の個数: 16

約数和(自身を含む): 28864512

約数和(自身を除く): 8041127

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22271, 111355, 244981, 378607, 1224905, 1893035, 4164677, 20823385]

約数ペア:

[(1, 20823385), (5, 4164677), (11, 1893035), (17, 1224905), (55, 378607), (85, 244981), (187, 111355), (935, 22271)]