20164280188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{967019}}^1$

素因数の和:967437

約数の個数: 24

約数和(自身を含む): 38096719920

約数和(自身を除く): 17932439732

約数列:

[1, 2, 4, 13, 26, 52, 401, 802, 1604, 5213, 10426, 20852, 967019, 1934038, 3868076, 12571247, 25142494, 50284988, 387774619, 775549238, 1551098476, 5041070047, 10082140094, 20164280188]

約数ペア:

[(1, 20164280188), (2, 10082140094), (4, 5041070047), (13, 1551098476), (26, 775549238), (52, 387774619), (401, 50284988), (802, 25142494), (1604, 12571247), (5213, 3868076), (10426, 1934038), (20852, 967019)]