19451404

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5303}}^1$

素因数の和:5445

約数の個数: 24

約数和(自身を含む): 39207168

約数和(自身を除く): 19755764

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5303, 10606, 21212, 37121, 74242, 148484, 694693, 1389386, 2778772, 4862851, 9725702, 19451404]

約数ペア:

[(1, 19451404), (2, 9725702), (4, 4862851), (7, 2778772), (14, 1389386), (28, 694693), (131, 148484), (262, 74242), (524, 37121), (917, 21212), (1834, 10606), (3668, 5303)]