19827554785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1\times {\mathrm{2141}}^1$

素因数の和:3609

約数の個数: 32

約数和(自身を含む): 25428453120

約数和(自身を除く): 5600898335

約数列:

[1, 5, 19, 71, 95, 355, 1349, 1373, 2141, 6745, 6865, 10705, 26087, 40679, 97483, 130435, 152011, 203395, 487415, 760055, 1852177, 2888209, 2939593, 9260885, 14441045, 14697965, 55852267, 208711103, 279261335, 1043555515, 3965510957, 19827554785]

約数ペア:

[(1, 19827554785), (5, 3965510957), (19, 1043555515), (71, 279261335), (95, 208711103), (355, 55852267), (1349, 14697965), (1373, 14441045), (2141, 9260885), (6745, 2939593), (6865, 2888209), (10705, 1852177), (26087, 760055), (40679, 487415), (97483, 203395), (130435, 152011)]