20005038

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7459}}^1$

素因数の和:7616

約数の個数: 24

約数和(自身を含む): 43641000

約数和(自身を除く): 23635962

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 7459, 14918, 22377, 44754, 67131, 134262, 1111391, 2222782, 3334173, 6668346, 10002519, 20005038]

約数ペア:

[(1, 20005038), (2, 10002519), (3, 6668346), (6, 3334173), (9, 2222782), (18, 1111391), (149, 134262), (298, 67131), (447, 44754), (894, 22377), (1341, 14918), (2682, 7459)]