18448885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3119}}^1$

素因数の和:3157

約数の個数: 24

約数和(自身を含む): 27406080

約数和(自身を除く): 8957195

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 3119, 5915, 15595, 21833, 40547, 109165, 202735, 283829, 527111, 1419145, 2635555, 3689777, 18448885]

約数ペア:

[(1, 18448885), (5, 3689777), (7, 2635555), (13, 1419145), (35, 527111), (65, 283829), (91, 202735), (169, 109165), (455, 40547), (845, 21833), (1183, 15595), (3119, 5915)]