20738642

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1597}}^1$

素因数の和:1793

約数の個数: 16

約数和(自身を含む): 32062272

約数和(自身を除く): 11323630

約数列:

[1, 2, 43, 86, 151, 302, 1597, 3194, 6493, 12986, 68671, 137342, 241147, 482294, 10369321, 20738642]

約数ペア:

[(1, 20738642), (2, 10369321), (43, 482294), (86, 241147), (151, 137342), (302, 68671), (1597, 12986), (3194, 6493)]