20131991036

素因数分解:

$2^2\times {\mathrm{277}}^1\times {\mathrm{431}}^1\times {\mathrm{42157}}^1$

素因数の和:42869

約数の個数: 24

約数和(自身を含む): 35441050176

約数和(自身を除く): 15309059140

約数列:

[1, 2, 4, 277, 431, 554, 862, 1108, 1724, 42157, 84314, 119387, 168628, 238774, 477548, 11677489, 18169667, 23354978, 36339334, 46709956, 72678668, 5032997759, 10065995518, 20131991036]

約数ペア:

[(1, 20131991036), (2, 10065995518), (4, 5032997759), (277, 72678668), (431, 46709956), (554, 36339334), (862, 23354978), (1108, 18169667), (1724, 11677489), (42157, 477548), (84314, 238774), (119387, 168628)]