19388675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 25444800

約数和(自身を除く): 6056125

約数列:

[1, 5, 25, 29, 47, 145, 235, 569, 725, 1175, 1363, 2845, 6815, 14225, 16501, 26743, 34075, 82505, 133715, 412525, 668575, 775547, 3877735, 19388675]

約数ペア:

[(1, 19388675), (5, 3877735), (25, 775547), (29, 668575), (47, 412525), (145, 133715), (235, 82505), (569, 34075), (725, 26743), (1175, 16501), (1363, 14225), (2845, 6815)]