20283296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1$

素因数の和:2037

約数の個数: 48

約数和(自身を含む): 45087840

約数和(自身を除く): 24804544

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 1987, 2552, 3974, 5104, 7948, 10208, 15896, 21857, 31792, 43714, 57623, 63584, 87428, 115246, 174856, 230492, 349712, 460984, 633853, 699424, 921968, 1267706, 1843936, 2535412, 5070824, 10141648, 20283296]

約数ペア:

[(1, 20283296), (2, 10141648), (4, 5070824), (8, 2535412), (11, 1843936), (16, 1267706), (22, 921968), (29, 699424), (32, 633853), (44, 460984), (58, 349712), (88, 230492), (116, 174856), (176, 115246), (232, 87428), (319, 63584), (352, 57623), (464, 43714), (638, 31792), (928, 21857), (1276, 15896), (1987, 10208), (2552, 7948), (3974, 5104)]