18284288

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 41010816

約数和(自身を除く): 22726528

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 151, 172, 176, 256, 302, 344, 352, 473, 604, 688, 704, 946, 1208, 1376, 1408, 1661, 1892, 2416, 2752, 2816, 3322, 3784, 4832, 5504, 6493, 6644, 7568, 9664, 11008, 12986, 13288, 15136, 19328, 25972, 26576, 30272, 38656, 51944, 53152, 60544, 71423, 103888, 106304, 121088, 142846, 207776, 212608, 285692, 415552, 425216, 571384, 831104, 1142768, 1662208, 2285536, 4571072, 9142144, 18284288]

約数ペア:

[(1, 18284288), (2, 9142144), (4, 4571072), (8, 2285536), (11, 1662208), (16, 1142768), (22, 831104), (32, 571384), (43, 425216), (44, 415552), (64, 285692), (86, 212608), (88, 207776), (128, 142846), (151, 121088), (172, 106304), (176, 103888), (256, 71423), (302, 60544), (344, 53152), (352, 51944), (473, 38656), (604, 30272), (688, 26576), (704, 25972), (946, 19328), (1208, 15136), (1376, 13288), (1408, 12986), (1661, 11008), (1892, 9664), (2416, 7568), (2752, 6644), (2816, 6493), (3322, 5504), (3784, 4832)]