20396376

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 74430720

約数和(自身を除く): 54034344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 28, 33, 36, 39, 42, 44, 52, 56, 63, 66, 72, 77, 78, 84, 88, 91, 99, 104, 117, 126, 132, 143, 154, 156, 168, 182, 198, 231, 234, 252, 264, 273, 283, 286, 308, 312, 364, 396, 429, 462, 468, 504, 546, 566, 572, 616, 693, 728, 792, 819, 849, 858, 924, 936, 1001, 1092, 1132, 1144, 1287, 1386, 1638, 1698, 1716, 1848, 1981, 2002, 2184, 2264, 2547, 2574, 2772, 3003, 3113, 3276, 3396, 3432, 3679, 3962, 4004, 5094, 5148, 5544, 5943, 6006, 6226, 6552, 6792, 7358, 7924, 8008, 9009, 9339, 10188, 10296, 11037, 11886, 12012, 12452, 14716, 15848, 17829, 18018, 18678, 20376, 21791, 22074, 23772, 24024, 24904, 25753, 28017, 29432, 33111, 35658, 36036, 37356, 40469, 43582, 44148, 47544, 51506, 56034, 65373, 66222, 71316, 72072, 74712, 77259, 80938, 87164, 88296, 103012, 112068, 121407, 130746, 132444, 142632, 154518, 161876, 174328, 196119, 206024, 224136, 231777, 242814, 261492, 264888, 283283, 309036, 323752, 364221, 392238, 463554, 485628, 522984, 566566, 618072, 728442, 784476, 849849, 927108, 971256, 1133132, 1456884, 1568952, 1699698, 1854216, 2266264, 2549547, 2913768, 3399396, 5099094, 6798792, 10198188, 20396376]

約数ペア:

[(1, 20396376), (2, 10198188), (3, 6798792), (4, 5099094), (6, 3399396), (7, 2913768), (8, 2549547), (9, 2266264), (11, 1854216), (12, 1699698), (13, 1568952), (14, 1456884), (18, 1133132), (21, 971256), (22, 927108), (24, 849849), (26, 784476), (28, 728442), (33, 618072), (36, 566566), (39, 522984), (42, 485628), (44, 463554), (52, 392238), (56, 364221), (63, 323752), (66, 309036), (72, 283283), (77, 264888), (78, 261492), (84, 242814), (88, 231777), (91, 224136), (99, 206024), (104, 196119), (117, 174328), (126, 161876), (132, 154518), (143, 142632), (154, 132444), (156, 130746), (168, 121407), (182, 112068), (198, 103012), (231, 88296), (234, 87164), (252, 80938), (264, 77259), (273, 74712), (283, 72072), (286, 71316), (308, 66222), (312, 65373), (364, 56034), (396, 51506), (429, 47544), (462, 44148), (468, 43582), (504, 40469), (546, 37356), (566, 36036), (572, 35658), (616, 33111), (693, 29432), (728, 28017), (792, 25753), (819, 24904), (849, 24024), (858, 23772), (924, 22074), (936, 21791), (1001, 20376), (1092, 18678), (1132, 18018), (1144, 17829), (1287, 15848), (1386, 14716), (1638, 12452), (1698, 12012), (1716, 11886), (1848, 11037), (1981, 10296), (2002, 10188), (2184, 9339), (2264, 9009), (2547, 8008), (2574, 7924), (2772, 7358), (3003, 6792), (3113, 6552), (3276, 6226), (3396, 6006), (3432, 5943), (3679, 5544), (3962, 5148), (4004, 5094)]