20163045651

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50533949}}^1$

素因数の和:50533978

約数の個数: 16

約数和(自身を含む): 32341728000

約数和(自身を除く): 12178682349

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50533949, 151601847, 353737643, 960145031, 1061212929, 2880435093, 6721015217, 20163045651]

約数ペア:

[(1, 20163045651), (3, 6721015217), (7, 2880435093), (19, 1061212929), (21, 960145031), (57, 353737643), (133, 151601847), (399, 50533949)]