18639576

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 53352000

約数和(自身を除く): 34712424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 79, 87, 113, 116, 158, 174, 226, 232, 237, 261, 316, 339, 348, 452, 474, 522, 632, 678, 696, 711, 904, 948, 1017, 1044, 1356, 1422, 1896, 2034, 2088, 2291, 2712, 2844, 3277, 4068, 4582, 5688, 6554, 6873, 8136, 8927, 9164, 9831, 13108, 13746, 17854, 18328, 19662, 20619, 26216, 26781, 27492, 29493, 35708, 39324, 41238, 53562, 54984, 58986, 71416, 78648, 80343, 82476, 107124, 117972, 160686, 164952, 214248, 235944, 258883, 321372, 517766, 642744, 776649, 1035532, 1553298, 2071064, 2329947, 3106596, 4659894, 6213192, 9319788, 18639576]

約数ペア:

[(1, 18639576), (2, 9319788), (3, 6213192), (4, 4659894), (6, 3106596), (8, 2329947), (9, 2071064), (12, 1553298), (18, 1035532), (24, 776649), (29, 642744), (36, 517766), (58, 321372), (72, 258883), (79, 235944), (87, 214248), (113, 164952), (116, 160686), (158, 117972), (174, 107124), (226, 82476), (232, 80343), (237, 78648), (261, 71416), (316, 58986), (339, 54984), (348, 53562), (452, 41238), (474, 39324), (522, 35708), (632, 29493), (678, 27492), (696, 26781), (711, 26216), (904, 20619), (948, 19662), (1017, 18328), (1044, 17854), (1356, 13746), (1422, 13108), (1896, 9831), (2034, 9164), (2088, 8927), (2291, 8136), (2712, 6873), (2844, 6554), (3277, 5688), (4068, 4582)]