19555536

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 240

約数和(自身を含む): 70189952

約数和(自身を除く): 50634416

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 33, 37, 39, 42, 44, 48, 52, 56, 66, 74, 77, 78, 84, 88, 91, 104, 111, 112, 121, 132, 143, 148, 154, 156, 168, 176, 182, 208, 222, 231, 242, 259, 264, 273, 286, 296, 308, 312, 336, 363, 364, 407, 429, 444, 462, 481, 484, 518, 528, 546, 572, 592, 616, 624, 726, 728, 777, 814, 847, 858, 888, 924, 962, 968, 1001, 1036, 1092, 1144, 1221, 1232, 1443, 1452, 1456, 1554, 1573, 1628, 1694, 1716, 1776, 1848, 1924, 1936, 2002, 2072, 2184, 2288, 2442, 2541, 2849, 2886, 2904, 3003, 3108, 3146, 3256, 3367, 3388, 3432, 3696, 3848, 4004, 4144, 4368, 4477, 4719, 4884, 5082, 5291, 5698, 5772, 5808, 6006, 6216, 6292, 6512, 6734, 6776, 6864, 7696, 8008, 8547, 8954, 9438, 9768, 10101, 10164, 10582, 11011, 11396, 11544, 12012, 12432, 12584, 13431, 13468, 13552, 15873, 16016, 17094, 17908, 18876, 19536, 20202, 20328, 21164, 22022, 22792, 23088, 24024, 25168, 26862, 26936, 31339, 31746, 33033, 34188, 35816, 37037, 37752, 40404, 40656, 42328, 44044, 45584, 48048, 53724, 53872, 58201, 62678, 63492, 66066, 68376, 71632, 74074, 75504, 80808, 84656, 88088, 94017, 107448, 111111, 116402, 125356, 126984, 132132, 136752, 148148, 161616, 174603, 176176, 188034, 214896, 222222, 232804, 250712, 253968, 264264, 296296, 349206, 376068, 407407, 444444, 465608, 501424, 528528, 592592, 698412, 752136, 814814, 888888, 931216, 1222221, 1396824, 1504272, 1629628, 1777776, 2444442, 2793648, 3259256, 4888884, 6518512, 9777768, 19555536]

約数ペア:

[(1, 19555536), (2, 9777768), (3, 6518512), (4, 4888884), (6, 3259256), (7, 2793648), (8, 2444442), (11, 1777776), (12, 1629628), (13, 1504272), (14, 1396824), (16, 1222221), (21, 931216), (22, 888888), (24, 814814), (26, 752136), (28, 698412), (33, 592592), (37, 528528), (39, 501424), (42, 465608), (44, 444444), (48, 407407), (52, 376068), (56, 349206), (66, 296296), (74, 264264), (77, 253968), (78, 250712), (84, 232804), (88, 222222), (91, 214896), (104, 188034), (111, 176176), (112, 174603), (121, 161616), (132, 148148), (143, 136752), (148, 132132), (154, 126984), (156, 125356), (168, 116402), (176, 111111), (182, 107448), (208, 94017), (222, 88088), (231, 84656), (242, 80808), (259, 75504), (264, 74074), (273, 71632), (286, 68376), (296, 66066), (308, 63492), (312, 62678), (336, 58201), (363, 53872), (364, 53724), (407, 48048), (429, 45584), (444, 44044), (462, 42328), (481, 40656), (484, 40404), (518, 37752), (528, 37037), (546, 35816), (572, 34188), (592, 33033), (616, 31746), (624, 31339), (726, 26936), (728, 26862), (777, 25168), (814, 24024), (847, 23088), (858, 22792), (888, 22022), (924, 21164), (962, 20328), (968, 20202), (1001, 19536), (1036, 18876), (1092, 17908), (1144, 17094), (1221, 16016), (1232, 15873), (1443, 13552), (1452, 13468), (1456, 13431), (1554, 12584), (1573, 12432), (1628, 12012), (1694, 11544), (1716, 11396), (1776, 11011), (1848, 10582), (1924, 10164), (1936, 10101), (2002, 9768), (2072, 9438), (2184, 8954), (2288, 8547), (2442, 8008), (2541, 7696), (2849, 6864), (2886, 6776), (2904, 6734), (3003, 6512), (3108, 6292), (3146, 6216), (3256, 6006), (3367, 5808), (3388, 5772), (3432, 5698), (3696, 5291), (3848, 5082), (4004, 4884), (4144, 4719), (4368, 4477)]