20433959

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 26422272

約数和(自身を除く): 5988313

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 751, 1183, 2093, 3887, 5257, 9763, 17273, 27209, 68341, 120911, 126919, 224549, 888433, 1571843, 2919137, 20433959]

約数ペア:

[(1, 20433959), (7, 2919137), (13, 1571843), (23, 888433), (91, 224549), (161, 126919), (169, 120911), (299, 68341), (751, 27209), (1183, 17273), (2093, 9763), (3887, 5257)]