20174581856

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{339137}}^1$

素因数の和:339184

約数の個数: 72

約数和(自身を含む): 46919064024

約数和(自身を除く): 26744482168

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 169, 176, 208, 286, 338, 352, 416, 572, 676, 1144, 1352, 1859, 2288, 2704, 3718, 4576, 5408, 7436, 14872, 29744, 59488, 339137, 678274, 1356548, 2713096, 3730507, 4408781, 5426192, 7461014, 8817562, 10852384, 14922028, 17635124, 29844056, 35270248, 48496591, 57314153, 59688112, 70540496, 96993182, 114628306, 119376224, 141080992, 193986364, 229256612, 387972728, 458513224, 630455683, 775945456, 917026448, 1260911366, 1551890912, 1834052896, 2521822732, 5043645464, 10087290928, 20174581856]

約数ペア:

[(1, 20174581856), (2, 10087290928), (4, 5043645464), (8, 2521822732), (11, 1834052896), (13, 1551890912), (16, 1260911366), (22, 917026448), (26, 775945456), (32, 630455683), (44, 458513224), (52, 387972728), (88, 229256612), (104, 193986364), (143, 141080992), (169, 119376224), (176, 114628306), (208, 96993182), (286, 70540496), (338, 59688112), (352, 57314153), (416, 48496591), (572, 35270248), (676, 29844056), (1144, 17635124), (1352, 14922028), (1859, 10852384), (2288, 8817562), (2704, 7461014), (3718, 5426192), (4576, 4408781), (5408, 3730507), (7436, 2713096), (14872, 1356548), (29744, 678274), (59488, 339137)]