19998412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37591}}^1$

素因数の和:37621

約数の個数: 24

約数和(自身を含む): 42103040

約数和(自身を除く): 22104628

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37591, 75182, 150364, 263137, 526274, 714229, 1052548, 1428458, 2856916, 4999603, 9999206, 19998412]

約数ペア:

[(1, 19998412), (2, 9999206), (4, 4999603), (7, 2856916), (14, 1428458), (19, 1052548), (28, 714229), (38, 526274), (76, 263137), (133, 150364), (266, 75182), (532, 37591)]