18918592

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{349}}^1$

素因数の和:390

約数の個数: 84

約数和(自身を含む): 47294800

約数和(自身を除く): 28376208

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 349, 352, 448, 484, 616, 698, 704, 847, 968, 1232, 1396, 1694, 1936, 2443, 2464, 2792, 3388, 3839, 3872, 4886, 4928, 5584, 6776, 7678, 7744, 9772, 11168, 13552, 15356, 19544, 22336, 26873, 27104, 30712, 39088, 42229, 53746, 54208, 61424, 78176, 84458, 107492, 122848, 156352, 168916, 214984, 245696, 295603, 337832, 429968, 591206, 675664, 859936, 1182412, 1351328, 1719872, 2364824, 2702656, 4729648, 9459296, 18918592]

約数ペア:

[(1, 18918592), (2, 9459296), (4, 4729648), (7, 2702656), (8, 2364824), (11, 1719872), (14, 1351328), (16, 1182412), (22, 859936), (28, 675664), (32, 591206), (44, 429968), (56, 337832), (64, 295603), (77, 245696), (88, 214984), (112, 168916), (121, 156352), (154, 122848), (176, 107492), (224, 84458), (242, 78176), (308, 61424), (349, 54208), (352, 53746), (448, 42229), (484, 39088), (616, 30712), (698, 27104), (704, 26873), (847, 22336), (968, 19544), (1232, 15356), (1396, 13552), (1694, 11168), (1936, 9772), (2443, 7744), (2464, 7678), (2792, 6776), (3388, 5584), (3839, 4928), (3872, 4886)]