20747878703

素因数分解:

${\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1\times {\mathrm{1307}}^1$

素因数の和:2078

約数の個数: 16

約数和(自身を含む): 21017990400

約数和(自身を除く): 270111697

約数列:

[1, 199, 241, 331, 1307, 47959, 65869, 79771, 260093, 314987, 432617, 15874429, 62682413, 86090783, 104260697, 20747878703]

約数ペア:

[(1, 20747878703), (199, 104260697), (241, 86090783), (331, 62682413), (1307, 15874429), (47959, 432617), (65869, 314987), (79771, 260093)]