19841025

素因数分解:

$3^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1931}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 33060384

約数和(自身を除く): 13219359

約数列:

[1, 3, 5, 15, 25, 75, 137, 411, 685, 1931, 2055, 3425, 5793, 9655, 10275, 28965, 48275, 144825, 264547, 793641, 1322735, 3968205, 6613675, 19841025]

約数ペア:

[(1, 19841025), (3, 6613675), (5, 3968205), (15, 1322735), (25, 793641), (75, 264547), (137, 144825), (411, 48275), (685, 28965), (1931, 10275), (2055, 9655), (3425, 5793)]