3998968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{26309}}^1$

素因数の和:26334

約数の個数: 16

約数和(自身を含む): 7893000

約数和(自身を除く): 3894032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 26309, 52618, 105236, 210472, 499871, 999742, 1999484, 3998968]

約数ペア:

[(1, 3998968), (2, 1999484), (4, 999742), (8, 499871), (19, 210472), (38, 105236), (76, 52618), (152, 26309)]