20139768

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 40513032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 59, 66, 72, 88, 99, 118, 132, 177, 198, 236, 264, 354, 396, 431, 472, 531, 649, 708, 792, 862, 1062, 1293, 1298, 1416, 1724, 1947, 2124, 2586, 2596, 3448, 3879, 3894, 4248, 4741, 5172, 5192, 5841, 7758, 7788, 9482, 10344, 11682, 14223, 15516, 15576, 18964, 23364, 25429, 28446, 31032, 37928, 42669, 46728, 50858, 56892, 76287, 85338, 101716, 113784, 152574, 170676, 203432, 228861, 279719, 305148, 341352, 457722, 559438, 610296, 839157, 915444, 1118876, 1678314, 1830888, 2237752, 2517471, 3356628, 5034942, 6713256, 10069884, 20139768]

約数ペア:

[(1, 20139768), (2, 10069884), (3, 6713256), (4, 5034942), (6, 3356628), (8, 2517471), (9, 2237752), (11, 1830888), (12, 1678314), (18, 1118876), (22, 915444), (24, 839157), (33, 610296), (36, 559438), (44, 457722), (59, 341352), (66, 305148), (72, 279719), (88, 228861), (99, 203432), (118, 170676), (132, 152574), (177, 113784), (198, 101716), (236, 85338), (264, 76287), (354, 56892), (396, 50858), (431, 46728), (472, 42669), (531, 37928), (649, 31032), (708, 28446), (792, 25429), (862, 23364), (1062, 18964), (1293, 15576), (1298, 15516), (1416, 14223), (1724, 11682), (1947, 10344), (2124, 9482), (2586, 7788), (2596, 7758), (3448, 5841), (3879, 5192), (3894, 5172), (4248, 4741)]