20137658536

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{593}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 38619504000

約数和(自身を除く): 18481845464

約数列:

[1, 2, 4, 8, 83, 166, 199, 257, 332, 398, 514, 593, 664, 796, 1028, 1186, 1592, 2056, 2372, 4744, 16517, 21331, 33034, 42662, 49219, 51143, 66068, 85324, 98438, 102286, 118007, 132136, 152401, 170648, 196876, 204572, 236014, 304802, 393752, 409144, 472028, 609604, 944056, 1219208, 4244869, 8489738, 9794581, 12649283, 16979476, 19589162, 25298566, 30327799, 33958952, 39178324, 50597132, 60655598, 78356648, 101194264, 121311196, 242622392, 2517207317, 5034414634, 10068829268, 20137658536]

約数ペア:

[(1, 20137658536), (2, 10068829268), (4, 5034414634), (8, 2517207317), (83, 242622392), (166, 121311196), (199, 101194264), (257, 78356648), (332, 60655598), (398, 50597132), (514, 39178324), (593, 33958952), (664, 30327799), (796, 25298566), (1028, 19589162), (1186, 16979476), (1592, 12649283), (2056, 9794581), (2372, 8489738), (4744, 4244869), (16517, 1219208), (21331, 944056), (33034, 609604), (42662, 472028), (49219, 409144), (51143, 393752), (66068, 304802), (85324, 236014), (98438, 204572), (102286, 196876), (118007, 170648), (132136, 152401)]