12081905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2053}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 15971904

約数和(自身を除く): 3889999

約数列:

[1, 5, 11, 55, 107, 535, 1177, 2053, 5885, 10265, 22583, 112915, 219671, 1098355, 2416381, 12081905]

約数ペア:

[(1, 12081905), (5, 2416381), (11, 1098355), (55, 219671), (107, 112915), (535, 22583), (1177, 10265), (2053, 5885)]