208335830

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{310949}}^1$

素因数の和:311023

約数の個数: 16

約数和(自身を含む): 380602800

約数和(自身を除く): 172266970

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 310949, 621898, 1554745, 3109490, 20833583, 41667166, 104167915, 208335830]

約数ペア:

[(1, 208335830), (2, 104167915), (5, 41667166), (10, 20833583), (67, 3109490), (134, 1554745), (335, 621898), (670, 310949)]