20510768

素因数分解:

$2^4\times {\mathrm{769}}^1\times {\mathrm{1667}}^1$

素因数の和:2444

約数の個数: 20

約数和(自身を含む): 39815160

約数和(自身を除く): 19304392

約数列:

[1, 2, 4, 8, 16, 769, 1538, 1667, 3076, 3334, 6152, 6668, 12304, 13336, 26672, 1281923, 2563846, 5127692, 10255384, 20510768]

約数ペア:

[(1, 20510768), (2, 10255384), (4, 5127692), (8, 2563846), (16, 1281923), (769, 26672), (1538, 13336), (1667, 12304), (3076, 6668), (3334, 6152)]