2018297978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 3397455360

約数和(自身を除く): 1379157382

約数列:

[1, 2, 23, 29, 37, 46, 58, 74, 103, 206, 397, 667, 794, 851, 1073, 1334, 1702, 2146, 2369, 2987, 3811, 4738, 5974, 7622, 9131, 11513, 14689, 18262, 23026, 24679, 29378, 40891, 49358, 68701, 81782, 87653, 110519, 137402, 175306, 221038, 264799, 337847, 425981, 529598, 675694, 851962, 940493, 1185839, 1512967, 1880986, 2371678, 2541937, 3025934, 5083874, 9797563, 19595126, 27274297, 34798241, 43876043, 54548594, 69596482, 87752086, 1009148989, 2018297978]

約数ペア:

[(1, 2018297978), (2, 1009148989), (23, 87752086), (29, 69596482), (37, 54548594), (46, 43876043), (58, 34798241), (74, 27274297), (103, 19595126), (206, 9797563), (397, 5083874), (667, 3025934), (794, 2541937), (851, 2371678), (1073, 1880986), (1334, 1512967), (1702, 1185839), (2146, 940493), (2369, 851962), (2987, 675694), (3811, 529598), (4738, 425981), (5974, 337847), (7622, 264799), (9131, 221038), (11513, 175306), (14689, 137402), (18262, 110519), (23026, 87653), (24679, 81782), (29378, 68701), (40891, 49358)]