39944018

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2201

約数の個数: 16

約数和(自身を含む): 61152000

約数和(自身を除く): 21207982

約数列:

[1, 2, 97, 103, 194, 206, 1999, 3998, 9991, 19982, 193903, 205897, 387806, 411794, 19972009, 39944018]

約数ペア:

[(1, 39944018), (2, 19972009), (97, 411794), (103, 387806), (194, 205897), (206, 193903), (1999, 19982), (3998, 9991)]