18029781

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26017}}^1$

素因数の和:26041

約数の個数: 24

約数和(自身を含む): 32470464

約数和(自身を除く): 14440683

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 26017, 78051, 182119, 234153, 286187, 546357, 858561, 1639071, 2003309, 2575683, 6009927, 18029781]

約数ペア:

[(1, 18029781), (3, 6009927), (7, 2575683), (9, 2003309), (11, 1639071), (21, 858561), (33, 546357), (63, 286187), (77, 234153), (99, 182119), (231, 78051), (693, 26017)]