20115721809

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{827501}}^1$

素因数の和:827617

約数の個数: 24

約数和(自身を含む): 30250163112

約数和(自身を除く): 10134441303

約数列:

[1, 3, 9, 37, 73, 111, 219, 333, 657, 2701, 8103, 24309, 827501, 2482503, 7447509, 30617537, 60407573, 91852611, 181222719, 275557833, 543668157, 2235080201, 6705240603, 20115721809]

約数ペア:

[(1, 20115721809), (3, 6705240603), (9, 2235080201), (37, 543668157), (73, 275557833), (111, 181222719), (219, 91852611), (333, 60407573), (657, 30617537), (2701, 7447509), (8103, 2482503), (24309, 827501)]