40139894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{28549}}^1$

素因数の和:28607

約数の個数: 16

約数和(自身を含む): 65094000

約数和(自身を除く): 24954106

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 28549, 57098, 542431, 1056313, 1084862, 2112626, 20069947, 40139894]

約数ペア:

[(1, 40139894), (2, 20069947), (19, 2112626), (37, 1084862), (38, 1056313), (74, 542431), (703, 57098), (1406, 28549)]