18891569276

素因数分解:

$2^2\times {\mathrm{6961}}^1\times {\mathrm{678479}}^1$

素因数の和:685444

約数の個数: 12

約数和(自身を含む): 33065044320

約数和(自身を除く): 14173475044

約数列:

[1, 2, 4, 6961, 13922, 27844, 678479, 1356958, 2713916, 4722892319, 9445784638, 18891569276]

約数ペア:

[(1, 18891569276), (2, 9445784638), (4, 4722892319), (6961, 2713916), (13922, 1356958), (27844, 678479)]