17985962

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 27755784

約数和(自身を除く): 9769822

約数列:

[1, 2, 41, 82, 421, 521, 842, 1042, 17261, 21361, 34522, 42722, 219341, 438682, 8992981, 17985962]

約数ペア:

[(1, 17985962), (2, 8992981), (41, 438682), (82, 219341), (421, 42722), (521, 34522), (842, 21361), (1042, 17261)]