19775438

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1$

素因数の和:2791

約数の個数: 16

約数和(自身を含む): 30689280

約数和(自身を除く): 10913842

約数列:

[1, 2, 47, 79, 94, 158, 2663, 3713, 5326, 7426, 125161, 210377, 250322, 420754, 9887719, 19775438]

約数ペア:

[(1, 19775438), (2, 9887719), (47, 420754), (79, 250322), (94, 210377), (158, 125161), (2663, 7426), (3713, 5326)]