18510352

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 43747200

約数和(自身を除く): 25236848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 56, 58, 82, 112, 116, 139, 164, 203, 232, 278, 287, 328, 406, 464, 556, 574, 656, 812, 973, 1112, 1148, 1189, 1624, 1946, 2224, 2296, 2378, 3248, 3892, 4031, 4592, 4756, 5699, 7784, 8062, 8323, 9512, 11398, 15568, 16124, 16646, 19024, 22796, 28217, 32248, 33292, 39893, 45592, 56434, 64496, 66584, 79786, 91184, 112868, 133168, 159572, 165271, 225736, 319144, 330542, 451472, 638288, 661084, 1156897, 1322168, 2313794, 2644336, 4627588, 9255176, 18510352]

約数ペア:

[(1, 18510352), (2, 9255176), (4, 4627588), (7, 2644336), (8, 2313794), (14, 1322168), (16, 1156897), (28, 661084), (29, 638288), (41, 451472), (56, 330542), (58, 319144), (82, 225736), (112, 165271), (116, 159572), (139, 133168), (164, 112868), (203, 91184), (232, 79786), (278, 66584), (287, 64496), (328, 56434), (406, 45592), (464, 39893), (556, 33292), (574, 32248), (656, 28217), (812, 22796), (973, 19024), (1112, 16646), (1148, 16124), (1189, 15568), (1624, 11398), (1946, 9512), (2224, 8323), (2296, 8062), (2378, 7784), (3248, 5699), (3892, 4756), (4031, 4592)]