20264727

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13219}}^1$

素因数の和:13302

約数の個数: 16

約数和(自身を含む): 31304960

約数和(自身を除く): 11040233

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 13219, 39657, 92533, 277599, 964987, 2894961, 6754909, 20264727]

約数ペア:

[(1, 20264727), (3, 6754909), (7, 2894961), (21, 964987), (73, 277599), (219, 92533), (511, 39657), (1533, 13219)]