18991405692

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{9941}}^1$

素因数の和:10006

約数の個数: 216

約数和(自身を含む): 60454915920

約数和(自身を除く): 41463510228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 84, 98, 108, 114, 126, 133, 147, 171, 189, 196, 228, 252, 266, 294, 342, 361, 378, 399, 441, 513, 532, 588, 684, 722, 756, 798, 882, 931, 1026, 1083, 1197, 1323, 1444, 1596, 1764, 1862, 2052, 2166, 2394, 2527, 2646, 2793, 3249, 3591, 3724, 4332, 4788, 5054, 5292, 5586, 6498, 7182, 7581, 8379, 9747, 9941, 10108, 11172, 12996, 14364, 15162, 16758, 17689, 19494, 19882, 22743, 25137, 29823, 30324, 33516, 35378, 38988, 39764, 45486, 50274, 53067, 59646, 68229, 69587, 70756, 89469, 90972, 100548, 106134, 119292, 136458, 139174, 159201, 178938, 188879, 208761, 212268, 268407, 272916, 278348, 318402, 357876, 377758, 417522, 477603, 487109, 536814, 566637, 626283, 636804, 755516, 835044, 955206, 974218, 1073628, 1133274, 1252566, 1322153, 1461327, 1699911, 1878849, 1910412, 1948436, 2266548, 2505132, 2644306, 2922654, 3399822, 3588701, 3757698, 3966459, 4383981, 5099733, 5288612, 5845308, 6799644, 7177402, 7515396, 7932918, 8767962, 9255071, 10199466, 10766103, 11899377, 13151943, 14354804, 15865836, 17535924, 18510142, 20398932, 21532206, 23798754, 25120907, 26303886, 27765213, 32298309, 35698131, 37020284, 43064412, 47597508, 50241814, 52607772, 55530426, 64596618, 71396262, 75362721, 83295639, 96894927, 100483628, 111060852, 129193236, 142792524, 150725442, 166591278, 175846349, 193789854, 226088163, 249886917, 301450884, 333182556, 351692698, 387579708, 452176326, 499773834, 527539047, 678264489, 703385396, 904352652, 999547668, 1055078094, 1356528978, 1582617141, 2110156188, 2713057956, 3165234282, 4747851423, 6330468564, 9495702846, 18991405692]

約数ペア:

[(1, 18991405692), (2, 9495702846), (3, 6330468564), (4, 4747851423), (6, 3165234282), (7, 2713057956), (9, 2110156188), (12, 1582617141), (14, 1356528978), (18, 1055078094), (19, 999547668), (21, 904352652), (27, 703385396), (28, 678264489), (36, 527539047), (38, 499773834), (42, 452176326), (49, 387579708), (54, 351692698), (57, 333182556), (63, 301450884), (76, 249886917), (84, 226088163), (98, 193789854), (108, 175846349), (114, 166591278), (126, 150725442), (133, 142792524), (147, 129193236), (171, 111060852), (189, 100483628), (196, 96894927), (228, 83295639), (252, 75362721), (266, 71396262), (294, 64596618), (342, 55530426), (361, 52607772), (378, 50241814), (399, 47597508), (441, 43064412), (513, 37020284), (532, 35698131), (588, 32298309), (684, 27765213), (722, 26303886), (756, 25120907), (798, 23798754), (882, 21532206), (931, 20398932), (1026, 18510142), (1083, 17535924), (1197, 15865836), (1323, 14354804), (1444, 13151943), (1596, 11899377), (1764, 10766103), (1862, 10199466), (2052, 9255071), (2166, 8767962), (2394, 7932918), (2527, 7515396), (2646, 7177402), (2793, 6799644), (3249, 5845308), (3591, 5288612), (3724, 5099733), (4332, 4383981), (4788, 3966459), (5054, 3757698), (5292, 3588701), (5586, 3399822), (6498, 2922654), (7182, 2644306), (7581, 2505132), (8379, 2266548), (9747, 1948436), (9941, 1910412), (10108, 1878849), (11172, 1699911), (12996, 1461327), (14364, 1322153), (15162, 1252566), (16758, 1133274), (17689, 1073628), (19494, 974218), (19882, 955206), (22743, 835044), (25137, 755516), (29823, 636804), (30324, 626283), (33516, 566637), (35378, 536814), (38988, 487109), (39764, 477603), (45486, 417522), (50274, 377758), (53067, 357876), (59646, 318402), (68229, 278348), (69587, 272916), (70756, 268407), (89469, 212268), (90972, 208761), (100548, 188879), (106134, 178938), (119292, 159201), (136458, 139174)]