20185344477

素因数分解:

$3^3\times {\mathrm{641}}^1\times {\mathrm{1166311}}^1$

素因数の和:1166961

約数の個数: 16

約数和(自身を含む): 29950892160

約数和(自身を除く): 9765547683

約数列:

[1, 3, 9, 27, 641, 1923, 5769, 17307, 1166311, 3498933, 10496799, 31490397, 747605351, 2242816053, 6728448159, 20185344477]

約数ペア:

[(1, 20185344477), (3, 6728448159), (9, 2242816053), (27, 747605351), (641, 31490397), (1923, 10496799), (5769, 3498933), (17307, 1166311)]