20085329199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{18301}}^1$

素因数の和:18687

約数の個数: 32

約数和(自身を含む): 29222290944

約数和(自身を除く): 9136961745

約数列:

[1, 3, 13, 39, 107, 263, 321, 789, 1391, 3419, 4173, 10257, 18301, 28141, 54903, 84423, 237913, 365833, 713739, 1097499, 1958207, 4813163, 5874621, 14439489, 25456691, 62571119, 76370073, 187713357, 515008441, 1545025323, 6695109733, 20085329199]

約数ペア:

[(1, 20085329199), (3, 6695109733), (13, 1545025323), (39, 515008441), (107, 187713357), (263, 76370073), (321, 62571119), (789, 25456691), (1391, 14439489), (3419, 5874621), (4173, 4813163), (10257, 1958207), (18301, 1097499), (28141, 713739), (54903, 365833), (84423, 237913)]