19136259

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 28838160

約数和(自身を除く): 9701901

約数列:

[1, 3, 9, 29, 87, 157, 261, 467, 471, 1401, 1413, 4203, 4553, 13543, 13659, 40629, 40977, 73319, 121887, 219957, 659871, 2126251, 6378753, 19136259]

約数ペア:

[(1, 19136259), (3, 6378753), (9, 2126251), (29, 659871), (87, 219957), (157, 121887), (261, 73319), (467, 40977), (471, 40629), (1401, 13659), (1413, 13543), (4203, 4553)]