20117870994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1\times {\mathrm{86813}}^1$

素因数の和:89802

約数の個数: 32

約数和(自身を含む): 43345882944

約数和(自身を除く): 23228011950

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2971, 5942, 8913, 17826, 38623, 77246, 86813, 115869, 173626, 231738, 260439, 520878, 1128569, 2257138, 3385707, 6771414, 257921423, 515842846, 773764269, 1547528538, 3352978499, 6705956998, 10058935497, 20117870994]

約数ペア:

[(1, 20117870994), (2, 10058935497), (3, 6705956998), (6, 3352978499), (13, 1547528538), (26, 773764269), (39, 515842846), (78, 257921423), (2971, 6771414), (5942, 3385707), (8913, 2257138), (17826, 1128569), (38623, 520878), (77246, 260439), (86813, 231738), (115869, 173626)]