20143757439

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{727}}^1\times {\mathrm{18217}}^1$

素因数の和:18976

約数の個数: 36

約数和(自身を含む): 31551972816

約数和(自身を除く): 11408215377

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 727, 1521, 2181, 6543, 9451, 18217, 28353, 54651, 85059, 122863, 163953, 236821, 368589, 710463, 1105767, 2131389, 3078673, 9236019, 13243759, 27708057, 39731277, 119193831, 172168867, 516506601, 1549519803, 2238195271, 6714585813, 20143757439]

約数ペア:

[(1, 20143757439), (3, 6714585813), (9, 2238195271), (13, 1549519803), (39, 516506601), (117, 172168867), (169, 119193831), (507, 39731277), (727, 27708057), (1521, 13243759), (2181, 9236019), (6543, 3078673), (9451, 2131389), (18217, 1105767), (28353, 710463), (54651, 368589), (85059, 236821), (122863, 163953)]