20403766377

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{1543}}^1\times {\mathrm{6709}}^1$

素因数の和:8334

約数の個数: 32

約数和(自身を含む): 30666310400

約数和(自身を除く): 10262544023

約数列:

[1, 3, 9, 27, 73, 219, 657, 1543, 1971, 4629, 6709, 13887, 20127, 41661, 60381, 112639, 181143, 337917, 489757, 1013751, 1469271, 3041253, 4407813, 10351987, 13223439, 31055961, 93167883, 279503649, 755695051, 2267085153, 6801255459, 20403766377]

約数ペア:

[(1, 20403766377), (3, 6801255459), (9, 2267085153), (27, 755695051), (73, 279503649), (219, 93167883), (657, 31055961), (1543, 13223439), (1971, 10351987), (4629, 4407813), (6709, 3041253), (13887, 1469271), (20127, 1013751), (41661, 489757), (60381, 337917), (112639, 181143)]