19703778

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2110

約数の個数: 32

約数和(自身を含む): 41720832

約数和(自身を除く): 22017054

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2011, 3266, 4022, 4899, 6033, 9798, 12066, 46253, 92506, 138759, 142781, 277518, 285562, 428343, 856686, 3283963, 6567926, 9851889, 19703778]

約数ペア:

[(1, 19703778), (2, 9851889), (3, 6567926), (6, 3283963), (23, 856686), (46, 428343), (69, 285562), (71, 277518), (138, 142781), (142, 138759), (213, 92506), (426, 46253), (1633, 12066), (2011, 9798), (3266, 6033), (4022, 4899)]