20510958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{599}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 23841042

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 439, 599, 878, 1198, 1317, 1797, 2634, 3594, 5707, 7787, 11414, 15574, 17121, 23361, 34242, 46722, 262961, 525922, 788883, 1577766, 3418493, 6836986, 10255479, 20510958]

約数ペア:

[(1, 20510958), (2, 10255479), (3, 6836986), (6, 3418493), (13, 1577766), (26, 788883), (39, 525922), (78, 262961), (439, 46722), (599, 34242), (878, 23361), (1198, 17121), (1317, 15574), (1797, 11414), (2634, 7787), (3594, 5707)]