18715053

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6803}}^1$

素因数の和:6944

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 10025043

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 6803, 20409, 47621, 142863, 891193, 2673579, 6238351, 18715053]

約数ペア:

[(1, 18715053), (3, 6238351), (7, 2673579), (21, 891193), (131, 142863), (393, 47621), (917, 20409), (2751, 6803)]