20686572088

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3967}}^1$

素因数の和:4054

約数の個数: 192

約数和(自身を含む): 52282368000

約数和(自身を除く): 31595795912

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 29, 38, 52, 56, 58, 76, 91, 104, 116, 133, 152, 169, 182, 203, 232, 247, 266, 338, 364, 377, 406, 494, 532, 551, 676, 728, 754, 812, 988, 1064, 1102, 1183, 1352, 1508, 1624, 1729, 1976, 2204, 2366, 2639, 3016, 3211, 3458, 3857, 3967, 4408, 4732, 4901, 5278, 6422, 6916, 7163, 7714, 7934, 9464, 9802, 10556, 12844, 13832, 14326, 15428, 15868, 19604, 21112, 22477, 25688, 27769, 28652, 30856, 31736, 34307, 39208, 44954, 50141, 51571, 55538, 57304, 68614, 75373, 89908, 93119, 100282, 103142, 111076, 115043, 137228, 150746, 179816, 186238, 200564, 206284, 222152, 230086, 274456, 301492, 360997, 372476, 401128, 412568, 460172, 527611, 602984, 651833, 670423, 721994, 744952, 805301, 920344, 979849, 1055222, 1303666, 1340846, 1443988, 1495559, 1610602, 1959698, 2110444, 2185817, 2607332, 2681692, 2887976, 2991118, 3221204, 3919396, 4220888, 4371634, 4692961, 5214664, 5363384, 5982236, 6442408, 6858943, 7838792, 8743268, 9385922, 10468913, 11964472, 12738037, 13717886, 15300719, 17486536, 18771844, 19442267, 20937826, 25476074, 27435772, 28415621, 30601438, 37543688, 38884534, 41875652, 50952148, 54871544, 56831242, 61202876, 77769068, 83751304, 89166259, 101904296, 113662484, 122405752, 136095869, 155538136, 178332518, 198909347, 227324968, 272191738, 356665036, 369403073, 397818694, 544383476, 713330072, 738806146, 795637388, 1088766952, 1477612292, 1591274776, 2585821511, 2955224584, 5171643022, 10343286044, 20686572088]

約数ペア:

[(1, 20686572088), (2, 10343286044), (4, 5171643022), (7, 2955224584), (8, 2585821511), (13, 1591274776), (14, 1477612292), (19, 1088766952), (26, 795637388), (28, 738806146), (29, 713330072), (38, 544383476), (52, 397818694), (56, 369403073), (58, 356665036), (76, 272191738), (91, 227324968), (104, 198909347), (116, 178332518), (133, 155538136), (152, 136095869), (169, 122405752), (182, 113662484), (203, 101904296), (232, 89166259), (247, 83751304), (266, 77769068), (338, 61202876), (364, 56831242), (377, 54871544), (406, 50952148), (494, 41875652), (532, 38884534), (551, 37543688), (676, 30601438), (728, 28415621), (754, 27435772), (812, 25476074), (988, 20937826), (1064, 19442267), (1102, 18771844), (1183, 17486536), (1352, 15300719), (1508, 13717886), (1624, 12738037), (1729, 11964472), (1976, 10468913), (2204, 9385922), (2366, 8743268), (2639, 7838792), (3016, 6858943), (3211, 6442408), (3458, 5982236), (3857, 5363384), (3967, 5214664), (4408, 4692961), (4732, 4371634), (4901, 4220888), (5278, 3919396), (6422, 3221204), (6916, 2991118), (7163, 2887976), (7714, 2681692), (7934, 2607332), (9464, 2185817), (9802, 2110444), (10556, 1959698), (12844, 1610602), (13832, 1495559), (14326, 1443988), (15428, 1340846), (15868, 1303666), (19604, 1055222), (21112, 979849), (22477, 920344), (25688, 805301), (27769, 744952), (28652, 721994), (30856, 670423), (31736, 651833), (34307, 602984), (39208, 527611), (44954, 460172), (50141, 412568), (51571, 401128), (55538, 372476), (57304, 360997), (68614, 301492), (75373, 274456), (89908, 230086), (93119, 222152), (100282, 206284), (103142, 200564), (111076, 186238), (115043, 179816), (137228, 150746)]