2019964616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{823}}^1\times {\mathrm{18047}}^1$

素因数の和:18893

約数の個数: 32

約数和(自身を含む): 4015319040

約数和(自身を除く): 1995354424

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 823, 1646, 3292, 6584, 13991, 18047, 27982, 36094, 55964, 72188, 111928, 144376, 306799, 613598, 1227196, 2454392, 14852681, 29705362, 59410724, 118821448, 252495577, 504991154, 1009982308, 2019964616]

約数ペア:

[(1, 2019964616), (2, 1009982308), (4, 504991154), (8, 252495577), (17, 118821448), (34, 59410724), (68, 29705362), (136, 14852681), (823, 2454392), (1646, 1227196), (3292, 613598), (6584, 306799), (13991, 144376), (18047, 111928), (27982, 72188), (36094, 55964)]