19997194

素因数分解:

$2^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:922

約数の個数: 24

約数和(自身を含む): 35048160

約数和(自身を除く): 15050966

約数列:

[1, 2, 7, 14, 49, 98, 419, 487, 838, 974, 2933, 3409, 5866, 6818, 20531, 23863, 41062, 47726, 204053, 408106, 1428371, 2856742, 9998597, 19997194]

約数ペア:

[(1, 19997194), (2, 9998597), (7, 2856742), (14, 1428371), (49, 408106), (98, 204053), (419, 47726), (487, 41062), (838, 23863), (974, 20531), (2933, 6818), (3409, 5866)]