20678792758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:598

約数の個数: 128

約数和(自身を含む): 38125043712

約数和(自身を除く): 17446250954

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 47, 94, 113, 221, 226, 299, 383, 391, 442, 598, 611, 766, 782, 799, 1081, 1222, 1469, 1598, 1921, 2162, 2599, 2938, 3842, 4979, 5083, 5198, 5311, 6511, 8809, 9958, 10166, 10387, 10622, 13022, 14053, 17618, 18001, 18377, 20774, 24973, 28106, 33787, 36002, 36754, 43279, 44183, 49946, 67574, 69043, 84643, 86558, 88366, 90287, 114517, 122153, 138086, 149753, 169286, 180574, 229034, 234013, 238901, 244306, 299506, 306017, 414023, 468026, 477802, 562627, 574379, 612034, 735743, 828046, 995417, 1125254, 1148758, 1173731, 1471486, 1587989, 1946789, 1990834, 2034113, 2076601, 2347462, 3175978, 3893578, 3978221, 4068226, 4153202, 5382299, 7038391, 7956442, 9564659, 10764598, 12940421, 14076782, 16922089, 19129318, 25880842, 26443469, 26995813, 33844178, 34579921, 46784599, 52886938, 53991626, 69159842, 91499083, 93569198, 182998166, 219987157, 439974314, 449538973, 608199787, 795338183, 899077946, 1216399574, 1590676366, 10339396379, 20678792758]

約数ペア:

[(1, 20678792758), (2, 10339396379), (13, 1590676366), (17, 1216399574), (23, 899077946), (26, 795338183), (34, 608199787), (46, 449538973), (47, 439974314), (94, 219987157), (113, 182998166), (221, 93569198), (226, 91499083), (299, 69159842), (383, 53991626), (391, 52886938), (442, 46784599), (598, 34579921), (611, 33844178), (766, 26995813), (782, 26443469), (799, 25880842), (1081, 19129318), (1222, 16922089), (1469, 14076782), (1598, 12940421), (1921, 10764598), (2162, 9564659), (2599, 7956442), (2938, 7038391), (3842, 5382299), (4979, 4153202), (5083, 4068226), (5198, 3978221), (5311, 3893578), (6511, 3175978), (8809, 2347462), (9958, 2076601), (10166, 2034113), (10387, 1990834), (10622, 1946789), (13022, 1587989), (14053, 1471486), (17618, 1173731), (18001, 1148758), (18377, 1125254), (20774, 995417), (24973, 828046), (28106, 735743), (33787, 612034), (36002, 574379), (36754, 562627), (43279, 477802), (44183, 468026), (49946, 414023), (67574, 306017), (69043, 299506), (84643, 244306), (86558, 238901), (88366, 234013), (90287, 229034), (114517, 180574), (122153, 169286), (138086, 149753)]