16040921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 18392640

約数和(自身を除く): 2351719

約数列:

[1, 13, 19, 101, 247, 643, 1313, 1919, 8359, 12217, 24947, 64943, 158821, 844259, 1233917, 16040921]

約数ペア:

[(1, 16040921), (13, 1233917), (19, 844259), (101, 158821), (247, 64943), (643, 24947), (1313, 12217), (1919, 8359)]