19934042

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2257

約数の個数: 16

約数和(自身を含む): 30822120

約数和(自身を除く): 10888078

約数列:

[1, 2, 53, 89, 106, 178, 2113, 4226, 4717, 9434, 111989, 188057, 223978, 376114, 9967021, 19934042]

約数ペア:

[(1, 19934042), (2, 9967021), (53, 376114), (89, 223978), (106, 188057), (178, 111989), (2113, 9434), (4226, 4717)]