19198795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 29362176

約数和(自身を除く): 10163381

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1061, 1645, 2585, 3619, 5305, 7427, 11671, 18095, 37135, 49867, 58355, 81697, 249335, 349069, 408485, 548537, 1745345, 2742685, 3839759, 19198795]

約数ペア:

[(1, 19198795), (5, 3839759), (7, 2742685), (11, 1745345), (35, 548537), (47, 408485), (55, 349069), (77, 249335), (235, 81697), (329, 58355), (385, 49867), (517, 37135), (1061, 18095), (1645, 11671), (2585, 7427), (3619, 5305)]