20565184527

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{25747}}^1$

素因数の和:25954

約数の個数: 48

約数和(自身を含む): 32615506560

約数和(自身を除く): 12050322033

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 173, 243, 513, 519, 1539, 1557, 3287, 4617, 4671, 9861, 14013, 25747, 29583, 42039, 77241, 88749, 231723, 266247, 489193, 695169, 798741, 1467579, 2085507, 4402737, 4454231, 6256521, 13208211, 13362693, 39624633, 40088079, 84630389, 118873899, 120264237, 253891167, 360792711, 761673501, 1082378133, 2285020503, 6855061509, 20565184527]

約数ペア:

[(1, 20565184527), (3, 6855061509), (9, 2285020503), (19, 1082378133), (27, 761673501), (57, 360792711), (81, 253891167), (171, 120264237), (173, 118873899), (243, 84630389), (513, 40088079), (519, 39624633), (1539, 13362693), (1557, 13208211), (3287, 6256521), (4617, 4454231), (4671, 4402737), (9861, 2085507), (14013, 1467579), (25747, 798741), (29583, 695169), (42039, 489193), (77241, 266247), (88749, 231723)]