19716735

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27967}}^1$

素因数の和:28022

約数の個数: 16

約数和(自身を含む): 32219136

約数和(自身を除く): 12502401

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 27967, 83901, 139835, 419505, 1314449, 3943347, 6572245, 19716735]

約数ペア:

[(1, 19716735), (3, 6572245), (5, 3943347), (15, 1314449), (47, 419505), (141, 139835), (235, 83901), (705, 27967)]