20565723

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2741}}^1$

素因数の和:2846

約数の個数: 16

約数和(自身を含む): 28560672

約数和(自身を除く): 7994949

約数列:

[1, 3, 41, 61, 123, 183, 2501, 2741, 7503, 8223, 112381, 167201, 337143, 501603, 6855241, 20565723]

約数ペア:

[(1, 20565723), (3, 6855241), (41, 501603), (61, 337143), (123, 167201), (183, 112381), (2501, 8223), (2741, 7503)]