19789342

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 30240000

約数和(自身を除く): 10450658

約数列:

[1, 2, 79, 158, 251, 499, 502, 998, 19829, 39421, 39658, 78842, 125249, 250498, 9894671, 19789342]

約数ペア:

[(1, 19789342), (2, 9894671), (79, 250498), (158, 125249), (251, 78842), (499, 39658), (502, 39421), (998, 19829)]