2019901574

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1\times {\mathrm{20939}}^1$

素因数の和:21427

約数の個数: 16

約数和(自身を含む): 3060590400

約数和(自身を除く): 1040688826

約数列:

[1, 2, 139, 278, 347, 694, 20939, 41878, 48233, 96466, 2910521, 5821042, 7265833, 14531666, 1009950787, 2019901574]

約数ペア:

[(1, 2019901574), (2, 1009950787), (139, 14531666), (278, 7265833), (347, 5821042), (694, 2910521), (20939, 96466), (41878, 48233)]