20844736

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 56

約数和(自身を含む): 46725840

約数和(自身を除く): 25881104

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 176, 232, 319, 352, 464, 638, 704, 928, 1021, 1276, 1856, 2042, 2552, 4084, 5104, 8168, 10208, 11231, 16336, 20416, 22462, 29609, 32672, 44924, 59218, 65344, 89848, 118436, 179696, 236872, 325699, 359392, 473744, 651398, 718784, 947488, 1302796, 1894976, 2605592, 5211184, 10422368, 20844736]

約数ペア:

[(1, 20844736), (2, 10422368), (4, 5211184), (8, 2605592), (11, 1894976), (16, 1302796), (22, 947488), (29, 718784), (32, 651398), (44, 473744), (58, 359392), (64, 325699), (88, 236872), (116, 179696), (176, 118436), (232, 89848), (319, 65344), (352, 59218), (464, 44924), (638, 32672), (704, 29609), (928, 22462), (1021, 20416), (1276, 16336), (1856, 11231), (2042, 10208), (2552, 8168), (4084, 5104)]