18917360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 56996352

約数和(自身を除く): 38078992

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 83, 88, 110, 112, 140, 148, 154, 166, 176, 185, 220, 259, 280, 296, 308, 332, 370, 385, 407, 415, 440, 518, 560, 581, 592, 616, 664, 740, 770, 814, 830, 880, 913, 1036, 1162, 1232, 1295, 1328, 1480, 1540, 1628, 1660, 1826, 2035, 2072, 2324, 2590, 2849, 2905, 2960, 3071, 3080, 3256, 3320, 3652, 4070, 4144, 4565, 4648, 5180, 5698, 5810, 6142, 6160, 6391, 6512, 6640, 7304, 8140, 9130, 9296, 10360, 11396, 11620, 12284, 12782, 14245, 14608, 15355, 16280, 18260, 20720, 21497, 22792, 23240, 24568, 25564, 28490, 30710, 31955, 32560, 33781, 36520, 42994, 45584, 46480, 49136, 51128, 56980, 61420, 63910, 67562, 73040, 85988, 102256, 107485, 113960, 122840, 127820, 135124, 168905, 171976, 214970, 227920, 236467, 245680, 255640, 270248, 337810, 343952, 429940, 472934, 511280, 540496, 675620, 859880, 945868, 1182335, 1351240, 1719760, 1891736, 2364670, 2702480, 3783472, 4729340, 9458680, 18917360]

約数ペア:

[(1, 18917360), (2, 9458680), (4, 4729340), (5, 3783472), (7, 2702480), (8, 2364670), (10, 1891736), (11, 1719760), (14, 1351240), (16, 1182335), (20, 945868), (22, 859880), (28, 675620), (35, 540496), (37, 511280), (40, 472934), (44, 429940), (55, 343952), (56, 337810), (70, 270248), (74, 255640), (77, 245680), (80, 236467), (83, 227920), (88, 214970), (110, 171976), (112, 168905), (140, 135124), (148, 127820), (154, 122840), (166, 113960), (176, 107485), (185, 102256), (220, 85988), (259, 73040), (280, 67562), (296, 63910), (308, 61420), (332, 56980), (370, 51128), (385, 49136), (407, 46480), (415, 45584), (440, 42994), (518, 36520), (560, 33781), (581, 32560), (592, 31955), (616, 30710), (664, 28490), (740, 25564), (770, 24568), (814, 23240), (830, 22792), (880, 21497), (913, 20720), (1036, 18260), (1162, 16280), (1232, 15355), (1295, 14608), (1328, 14245), (1480, 12782), (1540, 12284), (1628, 11620), (1660, 11396), (1826, 10360), (2035, 9296), (2072, 9130), (2324, 8140), (2590, 7304), (2849, 6640), (2905, 6512), (2960, 6391), (3071, 6160), (3080, 6142), (3256, 5810), (3320, 5698), (3652, 5180), (4070, 4648), (4144, 4565)]