18641902

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2477}}^1$

素因数の和:2603

約数の個数: 16

約数和(自身を含む): 28903392

約数和(自身を除く): 10261490

約数列:

[1, 2, 53, 71, 106, 142, 2477, 3763, 4954, 7526, 131281, 175867, 262562, 351734, 9320951, 18641902]

約数ペア:

[(1, 18641902), (2, 9320951), (53, 351734), (71, 262562), (106, 175867), (142, 131281), (2477, 7526), (3763, 4954)]