20822165

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45763}}^1$

素因数の和:45788

約数の個数: 16

約数和(自身を含む): 30753408

約数和(自身を除く): 9931243

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 45763, 228815, 320341, 594919, 1601705, 2974595, 4164433, 20822165]

約数ペア:

[(1, 20822165), (5, 4164433), (7, 2974595), (13, 1601705), (35, 594919), (65, 320341), (91, 228815), (455, 45763)]