20112399

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 10157841

約数列:

[1, 3, 9, 29, 87, 261, 263, 293, 789, 879, 2367, 2637, 7627, 8497, 22881, 25491, 68643, 76473, 77059, 231177, 693531, 2234711, 6704133, 20112399]

約数ペア:

[(1, 20112399), (3, 6704133), (9, 2234711), (29, 693531), (87, 231177), (261, 77059), (263, 76473), (293, 68643), (789, 25491), (879, 22881), (2367, 8497), (2637, 7627)]