20793201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2597

約数の個数: 32

約数和(自身を含む): 34298880

約数和(自身を除く): 13505679

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2551, 2717, 7653, 8151, 28061, 33163, 48469, 84183, 99489, 145407, 364793, 533159, 630097, 1094379, 1599477, 1890291, 6931067, 20793201]

約数ペア:

[(1, 20793201), (3, 6931067), (11, 1890291), (13, 1599477), (19, 1094379), (33, 630097), (39, 533159), (57, 364793), (143, 145407), (209, 99489), (247, 84183), (429, 48469), (627, 33163), (741, 28061), (2551, 8151), (2717, 7653)]