20121337479

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1869839}}^1$

素因数の和:1870070

約数の個数: 16

約数和(自身を含む): 28541237760

約数和(自身を除く): 8419900281

約数列:

[1, 3, 17, 51, 211, 633, 3587, 10761, 1869839, 5609517, 31787263, 95361789, 394536029, 1183608087, 6707112493, 20121337479]

約数ペア:

[(1, 20121337479), (3, 6707112493), (17, 1183608087), (51, 394536029), (211, 95361789), (633, 31787263), (3587, 5609517), (10761, 1869839)]