19638729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 31161312

約数和(自身を除く): 11522583

約数列:

[1, 3, 9, 11, 33, 99, 163, 489, 1217, 1467, 1793, 3651, 5379, 10953, 13387, 16137, 40161, 120483, 198371, 595113, 1785339, 2182081, 6546243, 19638729]

約数ペア:

[(1, 19638729), (3, 6546243), (9, 2182081), (11, 1785339), (33, 595113), (99, 198371), (163, 120483), (489, 40161), (1217, 16137), (1467, 13387), (1793, 10953), (3651, 5379)]