19929175

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 28855296

約数和(自身を除く): 8926121

約数列:

[1, 5, 7, 25, 35, 47, 175, 235, 329, 1175, 1645, 2423, 8225, 12115, 16961, 60575, 84805, 113881, 424025, 569405, 797167, 2847025, 3985835, 19929175]

約数ペア:

[(1, 19929175), (5, 3985835), (7, 2847025), (25, 797167), (35, 569405), (47, 424025), (175, 113881), (235, 84805), (329, 60575), (1175, 16961), (1645, 12115), (2423, 8225)]