19788848816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{112436641}}^1$

素因数の和:112436660

約数の個数: 20

約数和(自身を含む): 41826430824

約数和(自身を除く): 22037582008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 112436641, 224873282, 449746564, 899493128, 1236803051, 1798986256, 2473606102, 4947212204, 9894424408, 19788848816]

約数ペア:

[(1, 19788848816), (2, 9894424408), (4, 4947212204), (8, 2473606102), (11, 1798986256), (16, 1236803051), (22, 899493128), (44, 449746564), (88, 224873282), (176, 112436641)]