20213106319

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{240853}}^1$

素因数の和:241510

約数の個数: 16

約数和(自身を含む): 24355156480

約数和(自身を除く): 4142050161

約数列:

[1, 7, 19, 133, 631, 4417, 11989, 83923, 240853, 1685971, 4576207, 32033449, 151978243, 1063847701, 2887586617, 20213106319]

約数ペア:

[(1, 20213106319), (7, 2887586617), (19, 1063847701), (133, 151978243), (631, 32033449), (4417, 4576207), (11989, 1685971), (83923, 240853)]