20199453989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1788037}}^1$

素因数の和:1788140

約数の個数: 16

約数和(自身を含む): 24031230720

約数和(自身を除く): 3831776731

約数列:

[1, 11, 13, 79, 143, 869, 1027, 11297, 1788037, 19668407, 23244481, 141254923, 255689291, 1553804153, 1836313999, 20199453989]

約数ペア:

[(1, 20199453989), (11, 1836313999), (13, 1553804153), (79, 255689291), (143, 141254923), (869, 23244481), (1027, 19668407), (11297, 1788037)]