20087557672

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{3797}}^1$

素因数の和:3892

約数の個数: 128

約数和(自身を含む): 47727187200

約数和(自身を除く): 27639629528

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 169, 172, 182, 301, 338, 344, 364, 559, 602, 676, 728, 1118, 1183, 1204, 1352, 2197, 2236, 2366, 2408, 3797, 3913, 4394, 4472, 4732, 7267, 7594, 7826, 8788, 9464, 14534, 15188, 15379, 15652, 17576, 26579, 29068, 30376, 30758, 31304, 49361, 50869, 53158, 58136, 61516, 94471, 98722, 101738, 106316, 123032, 163271, 188942, 197444, 203476, 212632, 326542, 345527, 377884, 394888, 406952, 641693, 653084, 661297, 691054, 755768, 1142897, 1283386, 1306168, 1322594, 1382108, 2122523, 2285794, 2566772, 2645188, 2764216, 4245046, 4491851, 4571588, 5133544, 5290376, 8342009, 8490092, 8983702, 9143176, 14857661, 16684018, 16980184, 17967404, 27592799, 29715322, 33368036, 35934808, 55185598, 58394063, 59430644, 66736072, 110371196, 116788126, 118861288, 193149593, 220742392, 233576252, 358706387, 386299186, 467152504, 717412774, 772598372, 1434825548, 1545196744, 2510944709, 2869651096, 5021889418, 10043778836, 20087557672]

約数ペア:

[(1, 20087557672), (2, 10043778836), (4, 5021889418), (7, 2869651096), (8, 2510944709), (13, 1545196744), (14, 1434825548), (26, 772598372), (28, 717412774), (43, 467152504), (52, 386299186), (56, 358706387), (86, 233576252), (91, 220742392), (104, 193149593), (169, 118861288), (172, 116788126), (182, 110371196), (301, 66736072), (338, 59430644), (344, 58394063), (364, 55185598), (559, 35934808), (602, 33368036), (676, 29715322), (728, 27592799), (1118, 17967404), (1183, 16980184), (1204, 16684018), (1352, 14857661), (2197, 9143176), (2236, 8983702), (2366, 8490092), (2408, 8342009), (3797, 5290376), (3913, 5133544), (4394, 4571588), (4472, 4491851), (4732, 4245046), (7267, 2764216), (7594, 2645188), (7826, 2566772), (8788, 2285794), (9464, 2122523), (14534, 1382108), (15188, 1322594), (15379, 1306168), (15652, 1283386), (17576, 1142897), (26579, 755768), (29068, 691054), (30376, 661297), (30758, 653084), (31304, 641693), (49361, 406952), (50869, 394888), (53158, 377884), (58136, 345527), (61516, 326542), (94471, 212632), (98722, 203476), (101738, 197444), (106316, 188942), (123032, 163271)]