18122264

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 35112000

約数和(自身を除く): 16989736

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 379, 556, 758, 1112, 1516, 3032, 5977, 11954, 16297, 23908, 32594, 47816, 52681, 65188, 105362, 130376, 210724, 421448, 2265283, 4530566, 9061132, 18122264]

約数ペア:

[(1, 18122264), (2, 9061132), (4, 4530566), (8, 2265283), (43, 421448), (86, 210724), (139, 130376), (172, 105362), (278, 65188), (344, 52681), (379, 47816), (556, 32594), (758, 23908), (1112, 16297), (1516, 11954), (3032, 5977)]