20163318075

素因数分解:

$3^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{837521}}^1$

素因数の和:837644

約数の個数: 36

約数和(自身を含む): 36452307528

約数和(自身を除く): 16288989453

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 225, 321, 535, 963, 1605, 2675, 4815, 8025, 24075, 837521, 2512563, 4187605, 7537689, 12562815, 20938025, 37688445, 62814075, 89614747, 188442225, 268844241, 448073735, 806532723, 1344221205, 2240368675, 4032663615, 6721106025, 20163318075]

約数ペア:

[(1, 20163318075), (3, 6721106025), (5, 4032663615), (9, 2240368675), (15, 1344221205), (25, 806532723), (45, 448073735), (75, 268844241), (107, 188442225), (225, 89614747), (321, 62814075), (535, 37688445), (963, 20938025), (1605, 12562815), (2675, 7537689), (4815, 4187605), (8025, 2512563), (24075, 837521)]