20370064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 48121920

約数和(自身を除く): 27751856

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 44, 52, 58, 88, 104, 116, 143, 176, 208, 232, 286, 307, 319, 377, 464, 572, 614, 638, 754, 1144, 1228, 1276, 1508, 2288, 2456, 2552, 3016, 3377, 3991, 4147, 4912, 5104, 6032, 6754, 7982, 8294, 8903, 13508, 15964, 16588, 17806, 27016, 31928, 33176, 35612, 43901, 54032, 63856, 66352, 71224, 87802, 97933, 115739, 142448, 175604, 195866, 231478, 351208, 391732, 462956, 702416, 783464, 925912, 1273129, 1566928, 1851824, 2546258, 5092516, 10185032, 20370064]

約数ペア:

[(1, 20370064), (2, 10185032), (4, 5092516), (8, 2546258), (11, 1851824), (13, 1566928), (16, 1273129), (22, 925912), (26, 783464), (29, 702416), (44, 462956), (52, 391732), (58, 351208), (88, 231478), (104, 195866), (116, 175604), (143, 142448), (176, 115739), (208, 97933), (232, 87802), (286, 71224), (307, 66352), (319, 63856), (377, 54032), (464, 43901), (572, 35612), (614, 33176), (638, 31928), (754, 27016), (1144, 17806), (1228, 16588), (1276, 15964), (1508, 13508), (2288, 8903), (2456, 8294), (2552, 7982), (3016, 6754), (3377, 6032), (3991, 5104), (4147, 4912)]