198180868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{6991}}^1$

素因数の和:7387

約数の個数: 24

約数和(自身を含む): 366101120

約数和(自身を除く): 167920252

約数列:

[1, 2, 4, 19, 38, 76, 373, 746, 1492, 6991, 7087, 13982, 14174, 27964, 28348, 132829, 265658, 531316, 2607643, 5215286, 10430572, 49545217, 99090434, 198180868]

約数ペア:

[(1, 198180868), (2, 99090434), (4, 49545217), (19, 10430572), (38, 5215286), (76, 2607643), (373, 531316), (746, 265658), (1492, 132829), (6991, 28348), (7087, 27964), (13982, 14174)]