3889808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{18701}}^1$

素因数の和:18722

約数の個数: 20

約数和(自身を含む): 8116668

約数和(自身を除く): 4226860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 18701, 37402, 74804, 149608, 243113, 299216, 486226, 972452, 1944904, 3889808]

約数ペア:

[(1, 3889808), (2, 1944904), (4, 972452), (8, 486226), (13, 299216), (16, 243113), (26, 149608), (52, 74804), (104, 37402), (208, 18701)]