18317988

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4349}}^1$

素因数の和:4378

約数の個数: 60

約数和(自身を含む): 51582300

約数和(自身を除く): 33264312

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4349, 8698, 13047, 17396, 26094, 39141, 52188, 56537, 78282, 113074, 117423, 156564, 169611, 226148, 234846, 339222, 352269, 469692, 508833, 678444, 704538, 1017666, 1409076, 1526499, 2035332, 3052998, 4579497, 6105996, 9158994, 18317988]

約数ペア:

[(1, 18317988), (2, 9158994), (3, 6105996), (4, 4579497), (6, 3052998), (9, 2035332), (12, 1526499), (13, 1409076), (18, 1017666), (26, 704538), (27, 678444), (36, 508833), (39, 469692), (52, 352269), (54, 339222), (78, 234846), (81, 226148), (108, 169611), (117, 156564), (156, 117423), (162, 113074), (234, 78282), (324, 56537), (351, 52188), (468, 39141), (702, 26094), (1053, 17396), (1404, 13047), (2106, 8698), (4212, 4349)]