20912859599

素因数分解:

${\mathrm{19}}^2\times {\mathrm{229}}^1\times {\mathrm{252971}}^1$

素因数の和:253238

約数の個数: 12

約数和(自身を含む): 22167936360

約数和(自身を除く): 1255076761

約数列:

[1, 19, 229, 361, 4351, 82669, 252971, 4806449, 57930359, 91322531, 1100676821, 20912859599]

約数ペア:

[(1, 20912859599), (19, 1100676821), (229, 91322531), (361, 57930359), (4351, 4806449), (82669, 252971)]