18780521754

素因数分解:

$2^1\times 3^1\times {\mathrm{269}}^1\times {\mathrm{1663}}^1\times {\mathrm{6997}}^1$

素因数の和:8934

約数の個数: 32

約数和(自身を含む): 37728737280

約数和(自身を除く): 18948215526

約数列:

[1, 2, 3, 6, 269, 538, 807, 1614, 1663, 3326, 4989, 6997, 9978, 13994, 20991, 41982, 447347, 894694, 1342041, 1882193, 2684082, 3764386, 5646579, 11293158, 11636011, 23272022, 34908033, 69816066, 3130086959, 6260173918, 9390260877, 18780521754]

約数ペア:

[(1, 18780521754), (2, 9390260877), (3, 6260173918), (6, 3130086959), (269, 69816066), (538, 34908033), (807, 23272022), (1614, 11636011), (1663, 11293158), (3326, 5646579), (4989, 3764386), (6997, 2684082), (9978, 1882193), (13994, 1342041), (20991, 894694), (41982, 447347)]