18191303

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1567}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 21073920

約数和(自身を除く): 2882617

約数列:

[1, 13, 19, 47, 247, 611, 893, 1567, 11609, 20371, 29773, 73649, 387049, 957437, 1399331, 18191303]

約数ペア:

[(1, 18191303), (13, 1399331), (19, 957437), (47, 387049), (247, 73649), (611, 29773), (893, 20371), (1567, 11609)]