18779982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{240769}}^1$

素因数の和:240787

約数の個数: 16

約数和(自身を含む): 40449360

約数和(自身を除く): 21669378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 240769, 481538, 722307, 1444614, 3129997, 6259994, 9389991, 18779982]

約数ペア:

[(1, 18779982), (2, 9389991), (3, 6259994), (6, 3129997), (13, 1444614), (26, 722307), (39, 481538), (78, 240769)]