20429996958

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{42929}}^1$

素因数の和:44206

約数の個数: 64

約数和(自身を含む): 51928128000

約数和(自身を除く): 31498131042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1259, 2518, 3777, 7554, 8813, 11331, 17626, 22662, 26439, 33993, 42929, 52878, 67986, 79317, 85858, 128787, 158634, 237951, 257574, 300503, 386361, 475902, 601006, 772722, 901509, 1159083, 1803018, 2318166, 2704527, 5409054, 8113581, 16227162, 54047611, 108095222, 162142833, 324285666, 378333277, 486428499, 756666554, 972856998, 1134999831, 1459285497, 2269999662, 2918570994, 3404999493, 6809998986, 10214998479, 20429996958]

約数ペア:

[(1, 20429996958), (2, 10214998479), (3, 6809998986), (6, 3404999493), (7, 2918570994), (9, 2269999662), (14, 1459285497), (18, 1134999831), (21, 972856998), (27, 756666554), (42, 486428499), (54, 378333277), (63, 324285666), (126, 162142833), (189, 108095222), (378, 54047611), (1259, 16227162), (2518, 8113581), (3777, 5409054), (7554, 2704527), (8813, 2318166), (11331, 1803018), (17626, 1159083), (22662, 901509), (26439, 772722), (33993, 601006), (42929, 475902), (52878, 386361), (67986, 300503), (79317, 257574), (85858, 237951), (128787, 158634)]