19788344

素因数分解:

$2^3\times {\mathrm{499}}^1\times {\mathrm{4957}}^1$

素因数の和:5462

約数の個数: 16

約数和(自身を含む): 37185000

約数和(自身を除く): 17396656

約数列:

[1, 2, 4, 8, 499, 998, 1996, 3992, 4957, 9914, 19828, 39656, 2473543, 4947086, 9894172, 19788344]

約数ペア:

[(1, 19788344), (2, 9894172), (4, 4947086), (8, 2473543), (499, 39656), (998, 19828), (1996, 9914), (3992, 4957)]