18655728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4271}}^1$

素因数の和:4302

約数の個数: 80

約数和(自身を含む): 59329536

約数和(自身を除く): 40673808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4271, 4368, 8542, 12813, 17084, 25626, 29897, 34168, 51252, 55523, 59794, 68336, 89691, 102504, 111046, 119588, 166569, 179382, 205008, 222092, 239176, 333138, 358764, 388661, 444184, 478352, 666276, 717528, 777322, 888368, 1165983, 1332552, 1435056, 1554644, 2331966, 2665104, 3109288, 4663932, 6218576, 9327864, 18655728]

約数ペア:

[(1, 18655728), (2, 9327864), (3, 6218576), (4, 4663932), (6, 3109288), (7, 2665104), (8, 2331966), (12, 1554644), (13, 1435056), (14, 1332552), (16, 1165983), (21, 888368), (24, 777322), (26, 717528), (28, 666276), (39, 478352), (42, 444184), (48, 388661), (52, 358764), (56, 333138), (78, 239176), (84, 222092), (91, 205008), (104, 179382), (112, 166569), (156, 119588), (168, 111046), (182, 102504), (208, 89691), (273, 68336), (312, 59794), (336, 55523), (364, 51252), (546, 34168), (624, 29897), (728, 25626), (1092, 17084), (1456, 12813), (2184, 8542), (4271, 4368)]