12882220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49547}}^1$

素因数の和:49569

約数の個数: 24

約数和(自身を含む): 29134224

約数和(自身を除く): 16252004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49547, 99094, 198188, 247735, 495470, 644111, 990940, 1288222, 2576444, 3220555, 6441110, 12882220]

約数ペア:

[(1, 12882220), (2, 6441110), (4, 3220555), (5, 2576444), (10, 1288222), (13, 990940), (20, 644111), (26, 495470), (52, 247735), (65, 198188), (130, 99094), (260, 49547)]