18949326

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 42696192

約数和(自身を除く): 23746866

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 121, 129, 242, 258, 363, 473, 607, 726, 946, 1214, 1419, 1821, 2838, 3642, 5203, 6677, 10406, 13354, 15609, 20031, 26101, 31218, 40062, 52202, 73447, 78303, 146894, 156606, 220341, 287111, 440682, 574222, 861333, 1722666, 3158221, 6316442, 9474663, 18949326]

約数ペア:

[(1, 18949326), (2, 9474663), (3, 6316442), (6, 3158221), (11, 1722666), (22, 861333), (33, 574222), (43, 440682), (66, 287111), (86, 220341), (121, 156606), (129, 146894), (242, 78303), (258, 73447), (363, 52202), (473, 40062), (607, 31218), (726, 26101), (946, 20031), (1214, 15609), (1419, 13354), (1821, 10406), (2838, 6677), (3642, 5203)]