20181281517

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{20201483}}^1$

素因数の和:20201529

約数の個数: 16

約数和(自身を含む): 30706255680

約数和(自身を除く): 10524974163

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 20201483, 60604449, 181813347, 545440041, 747454871, 2242364613, 6727093839, 20181281517]

約数ペア:

[(1, 20181281517), (3, 6727093839), (9, 2242364613), (27, 747454871), (37, 545440041), (111, 181813347), (333, 60604449), (999, 20201483)]