121660496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{400199}}^1$

素因数の和:400226

約数の個数: 20

約数和(自身を含む): 248124000

約数和(自身を除く): 126463504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 400199, 800398, 1600796, 3201592, 6403184, 7603781, 15207562, 30415124, 60830248, 121660496]

約数ペア:

[(1, 121660496), (2, 60830248), (4, 30415124), (8, 15207562), (16, 7603781), (19, 6403184), (38, 3201592), (76, 1600796), (152, 800398), (304, 400199)]