20190261

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5689}}^1$

素因数の和:5725

約数の個数: 24

約数和(自身を含む): 33320640

約数和(自身を除く): 13130379

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 5689, 17067, 39823, 73957, 119469, 221871, 517699, 961441, 1553097, 2884323, 6730087, 20190261]

約数ペア:

[(1, 20190261), (3, 6730087), (7, 2884323), (13, 1553097), (21, 961441), (39, 517699), (91, 221871), (169, 119469), (273, 73957), (507, 39823), (1183, 17067), (3549, 5689)]