20996222015

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1\times {\mathrm{69821}}^1$

素因数の和:70402

約数の個数: 16

約数和(自身を含む): 25437551040

約数和(自身を除く): 4441329025

約数列:

[1, 5, 137, 439, 685, 2195, 60143, 69821, 300715, 349105, 9565477, 30651419, 47827385, 153257095, 4199244403, 20996222015]

約数ペア:

[(1, 20996222015), (5, 4199244403), (137, 153257095), (439, 47827385), (685, 30651419), (2195, 9565477), (60143, 349105), (69821, 300715)]