18726942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{240089}}^1$

素因数の和:240107

約数の個数: 16

約数和(自身を含む): 40335120

約数和(自身を除く): 21608178

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 240089, 480178, 720267, 1440534, 3121157, 6242314, 9363471, 18726942]

約数ペア:

[(1, 18726942), (2, 9363471), (3, 6242314), (6, 3121157), (13, 1440534), (26, 720267), (39, 480178), (78, 240089)]