19005235180

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1235711}}^1$

素因数の和:1236489

約数の個数: 24

約数和(自身を含む): 39962926080

約数和(自身を除く): 20957690900

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 15380, 1235711, 2471422, 4942844, 6178555, 12357110, 24714220, 950261759, 1900523518, 3801047036, 4751308795, 9502617590, 19005235180]

約数ペア:

[(1, 19005235180), (2, 9502617590), (4, 4751308795), (5, 3801047036), (10, 1900523518), (20, 950261759), (769, 24714220), (1538, 12357110), (3076, 6178555), (3845, 4942844), (7690, 2471422), (15380, 1235711)]