18012456

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:74

約数の個数: 240

約数和(自身を含む): 66385440

約数和(自身を除く): 48372984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 19, 21, 22, 24, 27, 28, 33, 36, 38, 42, 44, 54, 56, 57, 63, 66, 72, 76, 77, 81, 84, 88, 99, 108, 114, 126, 132, 133, 152, 154, 162, 168, 171, 189, 198, 209, 216, 228, 231, 252, 264, 266, 297, 308, 324, 342, 361, 378, 396, 399, 418, 456, 462, 504, 513, 532, 567, 594, 616, 627, 648, 684, 693, 722, 756, 792, 798, 836, 891, 924, 1026, 1064, 1083, 1134, 1188, 1197, 1254, 1368, 1386, 1444, 1463, 1512, 1539, 1596, 1672, 1782, 1848, 1881, 2052, 2079, 2166, 2268, 2376, 2394, 2508, 2527, 2772, 2888, 2926, 3078, 3192, 3249, 3564, 3591, 3762, 3971, 4104, 4158, 4332, 4389, 4536, 4788, 5016, 5054, 5544, 5643, 5852, 6156, 6237, 6498, 7128, 7182, 7524, 7581, 7942, 8316, 8664, 8778, 9576, 9747, 10108, 10773, 11286, 11704, 11913, 12312, 12474, 12996, 13167, 14364, 15048, 15162, 15884, 16632, 16929, 17556, 19494, 20216, 21546, 22572, 22743, 23826, 24948, 25992, 26334, 27797, 28728, 29241, 30324, 31768, 33858, 35112, 35739, 38988, 39501, 43092, 45144, 45486, 47652, 49896, 52668, 55594, 58482, 60648, 67716, 68229, 71478, 77976, 79002, 83391, 86184, 90972, 95304, 105336, 107217, 111188, 116964, 118503, 135432, 136458, 142956, 158004, 166782, 181944, 204687, 214434, 222376, 233928, 237006, 250173, 272916, 285912, 316008, 321651, 333564, 409374, 428868, 474012, 500346, 545832, 643302, 667128, 750519, 818748, 857736, 948024, 1000692, 1286604, 1501038, 1637496, 2001384, 2251557, 2573208, 3002076, 4503114, 6004152, 9006228, 18012456]

約数ペア:

[(1, 18012456), (2, 9006228), (3, 6004152), (4, 4503114), (6, 3002076), (7, 2573208), (8, 2251557), (9, 2001384), (11, 1637496), (12, 1501038), (14, 1286604), (18, 1000692), (19, 948024), (21, 857736), (22, 818748), (24, 750519), (27, 667128), (28, 643302), (33, 545832), (36, 500346), (38, 474012), (42, 428868), (44, 409374), (54, 333564), (56, 321651), (57, 316008), (63, 285912), (66, 272916), (72, 250173), (76, 237006), (77, 233928), (81, 222376), (84, 214434), (88, 204687), (99, 181944), (108, 166782), (114, 158004), (126, 142956), (132, 136458), (133, 135432), (152, 118503), (154, 116964), (162, 111188), (168, 107217), (171, 105336), (189, 95304), (198, 90972), (209, 86184), (216, 83391), (228, 79002), (231, 77976), (252, 71478), (264, 68229), (266, 67716), (297, 60648), (308, 58482), (324, 55594), (342, 52668), (361, 49896), (378, 47652), (396, 45486), (399, 45144), (418, 43092), (456, 39501), (462, 38988), (504, 35739), (513, 35112), (532, 33858), (567, 31768), (594, 30324), (616, 29241), (627, 28728), (648, 27797), (684, 26334), (693, 25992), (722, 24948), (756, 23826), (792, 22743), (798, 22572), (836, 21546), (891, 20216), (924, 19494), (1026, 17556), (1064, 16929), (1083, 16632), (1134, 15884), (1188, 15162), (1197, 15048), (1254, 14364), (1368, 13167), (1386, 12996), (1444, 12474), (1463, 12312), (1512, 11913), (1539, 11704), (1596, 11286), (1672, 10773), (1782, 10108), (1848, 9747), (1881, 9576), (2052, 8778), (2079, 8664), (2166, 8316), (2268, 7942), (2376, 7581), (2394, 7524), (2508, 7182), (2527, 7128), (2772, 6498), (2888, 6237), (2926, 6156), (3078, 5852), (3192, 5643), (3249, 5544), (3564, 5054), (3591, 5016), (3762, 4788), (3971, 4536), (4104, 4389), (4158, 4332)]