17929985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2971}}^1$

素因数の和:3064

約数の個数: 16

約数和(自身を含む): 23110272

約数和(自身を除く): 5180287

約数列:

[1, 5, 17, 71, 85, 355, 1207, 2971, 6035, 14855, 50507, 210941, 252535, 1054705, 3585997, 17929985]

約数ペア:

[(1, 17929985), (5, 3585997), (17, 1054705), (71, 252535), (85, 210941), (355, 50507), (1207, 14855), (2971, 6035)]