20218572881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{52301}}^1$

素因数の和:52672

約数の個数: 16

約数和(自身を含む): 22037133888

約数和(自身を除く): 1818561007

約数列:

[1, 13, 131, 227, 1703, 2951, 29737, 52301, 386581, 679913, 6851431, 11872327, 89068603, 154340251, 1555274837, 20218572881]

約数ペア:

[(1, 20218572881), (13, 1555274837), (131, 154340251), (227, 89068603), (1703, 11872327), (2951, 6851431), (29737, 679913), (52301, 386581)]