20765345

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1637}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 25945920

約数和(自身を除く): 5180575

約数列:

[1, 5, 43, 59, 215, 295, 1637, 2537, 8185, 12685, 70391, 96583, 351955, 482915, 4153069, 20765345]

約数ペア:

[(1, 20765345), (5, 4153069), (43, 482915), (59, 351955), (215, 96583), (295, 70391), (1637, 12685), (2537, 8185)]