20198194

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2285

約数の個数: 16

約数和(自身を含む): 31230360

約数和(自身を除く): 11032166

約数列:

[1, 2, 53, 89, 106, 178, 2141, 4282, 4717, 9434, 113473, 190549, 226946, 381098, 10099097, 20198194]

約数ペア:

[(1, 20198194), (2, 10099097), (53, 381098), (89, 226946), (106, 190549), (178, 113473), (2141, 9434), (4282, 4717)]