20786784177

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{2953}}^1\times {\mathrm{21929}}^1$

素因数の和:24992

約数の個数: 16

約数和(自身を含む): 27985487040

約数和(自身を除く): 7198702863

約数列:

[1, 3, 107, 321, 2953, 8859, 21929, 65787, 315971, 947913, 2346403, 7039209, 64756337, 194269011, 6928928059, 20786784177]

約数ペア:

[(1, 20786784177), (3, 6928928059), (107, 194269011), (321, 64756337), (2953, 7039209), (8859, 2346403), (21929, 947913), (65787, 315971)]