12139868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 23040192

約数和(自身を除く): 10900324

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 1487, 2041, 2974, 4082, 5948, 8164, 19331, 38662, 77324, 233459, 466918, 933836, 3034967, 6069934, 12139868]

約数ペア:

[(1, 12139868), (2, 6069934), (4, 3034967), (13, 933836), (26, 466918), (52, 233459), (157, 77324), (314, 38662), (628, 19331), (1487, 8164), (2041, 5948), (2974, 4082)]