66828016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{219829}}^1$

素因数の和:219856

約数の個数: 20

約数和(自身を含む): 136294600

約数和(自身を除く): 69466584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 219829, 439658, 879316, 1758632, 3517264, 4176751, 8353502, 16707004, 33414008, 66828016]

約数ペア:

[(1, 66828016), (2, 33414008), (4, 16707004), (8, 8353502), (16, 4176751), (19, 3517264), (38, 1758632), (76, 879316), (152, 439658), (304, 219829)]