17721548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20047}}^1$

素因数の和:20081

約数の個数: 24

約数和(自身を含む): 35364672

約数和(自身を除く): 17643124

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 20047, 40094, 80188, 260611, 340799, 521222, 681598, 1042444, 1363196, 4430387, 8860774, 17721548]

約数ペア:

[(1, 17721548), (2, 8860774), (4, 4430387), (13, 1363196), (17, 1042444), (26, 681598), (34, 521222), (52, 340799), (68, 260611), (221, 80188), (442, 40094), (884, 20047)]