20798907866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{2393}}^1$

素因数の和:2711

約数の個数: 64

約数和(自身を含む): 36114543360

約数和(自身を除く): 15315635494

約数列:

[1, 2, 11, 22, 23, 46, 89, 178, 193, 253, 386, 506, 979, 1958, 2047, 2123, 2393, 4094, 4246, 4439, 4786, 8878, 17177, 22517, 26323, 34354, 45034, 48829, 52646, 55039, 97658, 110078, 188947, 212977, 377894, 395071, 425954, 461849, 605429, 790142, 923698, 1210858, 2342747, 4345781, 4685494, 4898471, 5080339, 8691562, 9796942, 10160678, 10622527, 21245054, 41104561, 53883181, 82209122, 107766362, 116847797, 233695594, 452150171, 904300342, 945404903, 1890809806, 10399453933, 20798907866]

約数ペア:

[(1, 20798907866), (2, 10399453933), (11, 1890809806), (22, 945404903), (23, 904300342), (46, 452150171), (89, 233695594), (178, 116847797), (193, 107766362), (253, 82209122), (386, 53883181), (506, 41104561), (979, 21245054), (1958, 10622527), (2047, 10160678), (2123, 9796942), (2393, 8691562), (4094, 5080339), (4246, 4898471), (4439, 4685494), (4786, 4345781), (8878, 2342747), (17177, 1210858), (22517, 923698), (26323, 790142), (34354, 605429), (45034, 461849), (48829, 425954), (52646, 395071), (55039, 377894), (97658, 212977), (110078, 188947)]