2018779551

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{15973}}^1$

素因数の和:16164

約数の個数: 32

約数和(自身を含む): 3107901440

約数和(自身を除く): 1089121889

約数列:

[1, 3, 9, 27, 31, 93, 151, 279, 453, 837, 1359, 4077, 4681, 14043, 15973, 42129, 47919, 126387, 143757, 431271, 495163, 1485489, 2411923, 4456467, 7235769, 13369401, 21707307, 65121921, 74769613, 224308839, 672926517, 2018779551]

約数ペア:

[(1, 2018779551), (3, 672926517), (9, 224308839), (27, 74769613), (31, 65121921), (93, 21707307), (151, 13369401), (279, 7235769), (453, 4456467), (837, 2411923), (1359, 1485489), (4077, 495163), (4681, 431271), (14043, 143757), (15973, 126387), (42129, 47919)]