12880624

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{25969}}^1$

素因数の和:26008

約数の個数: 20

約数和(自身を含む): 25762240

約数和(自身を除く): 12881616

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 25969, 51938, 103876, 207752, 415504, 805039, 1610078, 3220156, 6440312, 12880624]

約数ペア:

[(1, 12880624), (2, 6440312), (4, 3220156), (8, 1610078), (16, 805039), (31, 415504), (62, 207752), (124, 103876), (248, 51938), (496, 25969)]