201220936819

素因数分解:

$7^2\times {\mathrm{211}}^1\times {\mathrm{19462321}}^1$

素因数の和:19462546

約数の個数: 12

約数和(自身を含む): 235182699048

約数和(自身を除く): 33961762229

約数列:

[1, 7, 49, 211, 1477, 10339, 19462321, 136236247, 953653729, 4106549731, 28745848117, 201220936819]

約数ペア:

[(1, 201220936819), (7, 28745848117), (49, 4106549731), (211, 953653729), (1477, 136236247), (10339, 19462321)]