18841550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 44622144

約数和(自身を除く): 25780594

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 41, 50, 65, 70, 82, 91, 101, 130, 175, 182, 202, 205, 287, 325, 350, 410, 455, 505, 533, 574, 650, 707, 910, 1010, 1025, 1066, 1313, 1414, 1435, 2050, 2275, 2525, 2626, 2665, 2870, 3535, 3731, 4141, 4550, 5050, 5330, 6565, 7070, 7175, 7462, 8282, 9191, 13130, 13325, 14350, 17675, 18382, 18655, 20705, 26650, 28987, 32825, 35350, 37310, 41410, 45955, 53833, 57974, 65650, 91910, 93275, 103525, 107666, 144935, 186550, 207050, 229775, 269165, 289870, 376831, 459550, 538330, 724675, 753662, 1345825, 1449350, 1884155, 2691650, 3768310, 9420775, 18841550]

約数ペア:

[(1, 18841550), (2, 9420775), (5, 3768310), (7, 2691650), (10, 1884155), (13, 1449350), (14, 1345825), (25, 753662), (26, 724675), (35, 538330), (41, 459550), (50, 376831), (65, 289870), (70, 269165), (82, 229775), (91, 207050), (101, 186550), (130, 144935), (175, 107666), (182, 103525), (202, 93275), (205, 91910), (287, 65650), (325, 57974), (350, 53833), (410, 45955), (455, 41410), (505, 37310), (533, 35350), (574, 32825), (650, 28987), (707, 26650), (910, 20705), (1010, 18655), (1025, 18382), (1066, 17675), (1313, 14350), (1414, 13325), (1435, 13130), (2050, 9191), (2275, 8282), (2525, 7462), (2626, 7175), (2665, 7070), (2870, 6565), (3535, 5330), (3731, 5050), (4141, 4550)]