18534538

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 33516000

約数和(自身を除く): 14981462

約数列:

[1, 2, 11, 19, 22, 29, 38, 58, 121, 139, 209, 242, 278, 319, 418, 551, 638, 1102, 1529, 2299, 2641, 3058, 3509, 4031, 4598, 5282, 6061, 7018, 8062, 12122, 16819, 29051, 33638, 44341, 58102, 66671, 76589, 88682, 133342, 153178, 319561, 487751, 639122, 842479, 975502, 1684958, 9267269, 18534538]

約数ペア:

[(1, 18534538), (2, 9267269), (11, 1684958), (19, 975502), (22, 842479), (29, 639122), (38, 487751), (58, 319561), (121, 153178), (139, 133342), (209, 88682), (242, 76589), (278, 66671), (319, 58102), (418, 44341), (551, 33638), (638, 29051), (1102, 16819), (1529, 12122), (2299, 8062), (2641, 7018), (3058, 6061), (3509, 5282), (4031, 4598)]