19895392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 48

約数和(自身を含む): 44226000

約数和(自身を除く): 24330608

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 1949, 2552, 3898, 5104, 7796, 10208, 15592, 21439, 31184, 42878, 56521, 62368, 85756, 113042, 171512, 226084, 343024, 452168, 621731, 686048, 904336, 1243462, 1808672, 2486924, 4973848, 9947696, 19895392]

約数ペア:

[(1, 19895392), (2, 9947696), (4, 4973848), (8, 2486924), (11, 1808672), (16, 1243462), (22, 904336), (29, 686048), (32, 621731), (44, 452168), (58, 343024), (88, 226084), (116, 171512), (176, 113042), (232, 85756), (319, 62368), (352, 56521), (464, 42878), (638, 31184), (928, 21439), (1276, 15592), (1949, 10208), (2552, 7796), (3898, 5104)]