19220619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2437}}^1$

素因数の和:2690

約数の個数: 16

約数和(自身を含む): 28085760

約数和(自身を除く): 8865141

約数列:

[1, 3, 11, 33, 239, 717, 2437, 2629, 7311, 7887, 26807, 80421, 582443, 1747329, 6406873, 19220619]

約数ペア:

[(1, 19220619), (3, 6406873), (11, 1747329), (33, 582443), (239, 80421), (717, 26807), (2437, 7887), (2629, 7311)]