20342628

素因数分解:

$2^2\times 3^2\times {\mathrm{709}}^1\times {\mathrm{797}}^1$

素因数の和:1516

約数の個数: 36

約数和(自身を含む): 51558780

約数和(自身を除く): 31216152

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 709, 797, 1418, 1594, 2127, 2391, 2836, 3188, 4254, 4782, 6381, 7173, 8508, 9564, 12762, 14346, 25524, 28692, 565073, 1130146, 1695219, 2260292, 3390438, 5085657, 6780876, 10171314, 20342628]

約数ペア:

[(1, 20342628), (2, 10171314), (3, 6780876), (4, 5085657), (6, 3390438), (9, 2260292), (12, 1695219), (18, 1130146), (36, 565073), (709, 28692), (797, 25524), (1418, 14346), (1594, 12762), (2127, 9564), (2391, 8508), (2836, 7173), (3188, 6381), (4254, 4782)]