19647447

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 26756352

約数和(自身を除く): 7108905

約数列:

[1, 3, 97, 107, 291, 321, 631, 1893, 10379, 31137, 61207, 67517, 183621, 202551, 6549149, 19647447]

約数ペア:

[(1, 19647447), (3, 6549149), (97, 202551), (107, 183621), (291, 67517), (321, 61207), (631, 31137), (1893, 10379)]