20518848

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{727}}^1$

素因数の和:759

約数の個数: 126

約数和(自身を含む): 68509896

約数和(自身を除く): 47991048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 392, 441, 448, 504, 576, 588, 672, 727, 784, 882, 1008, 1176, 1344, 1454, 1568, 1764, 2016, 2181, 2352, 2908, 3136, 3528, 4032, 4362, 4704, 5089, 5816, 6543, 7056, 8724, 9408, 10178, 11632, 13086, 14112, 15267, 17448, 20356, 23264, 26172, 28224, 30534, 34896, 35623, 40712, 45801, 46528, 52344, 61068, 69792, 71246, 81424, 91602, 104688, 106869, 122136, 139584, 142492, 162848, 183204, 209376, 213738, 244272, 284984, 320607, 325696, 366408, 418752, 427476, 488544, 569968, 641214, 732816, 854952, 977088, 1139936, 1282428, 1465632, 1709904, 2279872, 2564856, 2931264, 3419808, 5129712, 6839616, 10259424, 20518848]

約数ペア:

[(1, 20518848), (2, 10259424), (3, 6839616), (4, 5129712), (6, 3419808), (7, 2931264), (8, 2564856), (9, 2279872), (12, 1709904), (14, 1465632), (16, 1282428), (18, 1139936), (21, 977088), (24, 854952), (28, 732816), (32, 641214), (36, 569968), (42, 488544), (48, 427476), (49, 418752), (56, 366408), (63, 325696), (64, 320607), (72, 284984), (84, 244272), (96, 213738), (98, 209376), (112, 183204), (126, 162848), (144, 142492), (147, 139584), (168, 122136), (192, 106869), (196, 104688), (224, 91602), (252, 81424), (288, 71246), (294, 69792), (336, 61068), (392, 52344), (441, 46528), (448, 45801), (504, 40712), (576, 35623), (588, 34896), (672, 30534), (727, 28224), (784, 26172), (882, 23264), (1008, 20356), (1176, 17448), (1344, 15267), (1454, 14112), (1568, 13086), (1764, 11632), (2016, 10178), (2181, 9408), (2352, 8724), (2908, 7056), (3136, 6543), (3528, 5816), (4032, 5089), (4362, 4704)]