20052807

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 27271680

約数和(自身を除く): 7218873

約数列:

[1, 3, 79, 211, 237, 401, 633, 1203, 16669, 31679, 50007, 84611, 95037, 253833, 6684269, 20052807]

約数ペア:

[(1, 20052807), (3, 6684269), (79, 253833), (211, 95037), (237, 84611), (401, 50007), (633, 31679), (1203, 16669)]