20568993

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 28262400

約数和(自身を除く): 7693407

約数列:

[1, 3, 59, 79, 177, 237, 1471, 4413, 4661, 13983, 86789, 116209, 260367, 348627, 6856331, 20568993]

約数ペア:

[(1, 20568993), (3, 6856331), (59, 348627), (79, 260367), (177, 116209), (237, 86789), (1471, 13983), (4413, 4661)]