2081144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{20011}}^1$

素因数の和:20030

約数の個数: 16

約数和(自身を含む): 4202520

約数和(自身を除く): 2121376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 20011, 40022, 80044, 160088, 260143, 520286, 1040572, 2081144]

約数ペア:

[(1, 2081144), (2, 1040572), (4, 520286), (8, 260143), (13, 160088), (26, 80044), (52, 40022), (104, 20011)]