20740803057

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{2188541}}^1$

素因数の和:2188572

約数の個数: 28

約数和(自身を含む): 33489069684

約数和(自身を除く): 12748266627

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 9477, 2188541, 6565623, 19696869, 28451033, 59090607, 85353099, 177271821, 256059297, 531815463, 768177891, 1595446389, 2304533673, 6913601019, 20740803057]

約数ペア:

[(1, 20740803057), (3, 6913601019), (9, 2304533673), (13, 1595446389), (27, 768177891), (39, 531815463), (81, 256059297), (117, 177271821), (243, 85353099), (351, 59090607), (729, 28451033), (1053, 19696869), (3159, 6565623), (9477, 2188541)]