20436495

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71707}}^1$

素因数の和:71734

約数の個数: 16

約数和(自身を含む): 34419840

約数和(自身を除く): 13983345

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 71707, 215121, 358535, 1075605, 1362433, 4087299, 6812165, 20436495]

約数ペア:

[(1, 20436495), (3, 6812165), (5, 4087299), (15, 1362433), (19, 1075605), (57, 358535), (95, 215121), (285, 71707)]