20566777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5683}}^1$

素因数の和:5748

約数の個数: 16

約数和(自身を含む): 26191872

約数和(自身を除く): 5625095

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5683, 39781, 62513, 267101, 437591, 1869707, 2938111, 20566777]

約数ペア:

[(1, 20566777), (7, 2938111), (11, 1869707), (47, 437591), (77, 267101), (329, 62513), (517, 39781), (3619, 5683)]