19037889

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 30831360

約数和(自身を除く): 11793471

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 743, 949, 1971, 2229, 2847, 6687, 8541, 9659, 20061, 25623, 28977, 54239, 86931, 162717, 260793, 488151, 705107, 1464453, 2115321, 6345963, 19037889]

約数ペア:

[(1, 19037889), (3, 6345963), (9, 2115321), (13, 1464453), (27, 705107), (39, 488151), (73, 260793), (117, 162717), (219, 86931), (351, 54239), (657, 28977), (743, 25623), (949, 20061), (1971, 9659), (2229, 8541), (2847, 6687)]