20078857785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{217057}}^1$

素因数の和:217953

約数の個数: 32

約数和(自身を含む): 36757469952

約数和(自身を除く): 16678612167

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 881, 2643, 4405, 6167, 13215, 18501, 30835, 92505, 217057, 651171, 1085285, 1519399, 3255855, 4558197, 7596995, 22790985, 191227217, 573681651, 956136085, 1338590519, 2868408255, 4015771557, 6692952595, 20078857785]

約数ペア:

[(1, 20078857785), (3, 6692952595), (5, 4015771557), (7, 2868408255), (15, 1338590519), (21, 956136085), (35, 573681651), (105, 191227217), (881, 22790985), (2643, 7596995), (4405, 4558197), (6167, 3255855), (13215, 1519399), (18501, 1085285), (30835, 651171), (92505, 217057)]