18984667

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 21762720

約数和(自身を除く): 2778053

約数列:

[1, 13, 19, 101, 247, 761, 1313, 1919, 9893, 14459, 24947, 76861, 187967, 999193, 1460359, 18984667]

約数ペア:

[(1, 18984667), (13, 1460359), (19, 999193), (101, 187967), (247, 76861), (761, 24947), (1313, 14459), (1919, 9893)]