19408867

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 20734560

約数和(自身を除く): 1325693

約数列:

[1, 41, 43, 101, 109, 1763, 4141, 4343, 4469, 4687, 11009, 178063, 192167, 451369, 473387, 19408867]

約数ペア:

[(1, 19408867), (41, 473387), (43, 451369), (101, 192167), (109, 178063), (1763, 11009), (4141, 4687), (4343, 4469)]