20488394

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:697

約数の個数: 16

約数和(自身を含む): 31185000

約数和(自身を除く): 10696606

約数列:

[1, 2, 149, 197, 298, 349, 394, 698, 29353, 52001, 58706, 68753, 104002, 137506, 10244197, 20488394]

約数ペア:

[(1, 20488394), (2, 10244197), (149, 137506), (197, 104002), (298, 68753), (349, 58706), (394, 52001), (698, 29353)]