1982816

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 4390848

約数和(自身を除く): 2408032

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 131, 172, 176, 262, 344, 352, 473, 524, 688, 946, 1048, 1376, 1441, 1892, 2096, 2882, 3784, 4192, 5633, 5764, 7568, 11266, 11528, 15136, 22532, 23056, 45064, 46112, 61963, 90128, 123926, 180256, 247852, 495704, 991408, 1982816]

約数ペア:

[(1, 1982816), (2, 991408), (4, 495704), (8, 247852), (11, 180256), (16, 123926), (22, 90128), (32, 61963), (43, 46112), (44, 45064), (86, 23056), (88, 22532), (131, 15136), (172, 11528), (176, 11266), (262, 7568), (344, 5764), (352, 5633), (473, 4192), (524, 3784), (688, 2882), (946, 2096), (1048, 1892), (1376, 1441)]