20868502

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1607}}^1$

素因数の和:1803

約数の個数: 16

約数和(自身を含む): 32262912

約数和(自身を除く): 11394410

約数列:

[1, 2, 43, 86, 151, 302, 1607, 3214, 6493, 12986, 69101, 138202, 242657, 485314, 10434251, 20868502]

約数ペア:

[(1, 20868502), (2, 10434251), (43, 485314), (86, 242657), (151, 138202), (302, 69101), (1607, 12986), (3214, 6493)]