20113286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8677}}^1$

素因数の和:8759

約数の個数: 16

約数和(自身を含む): 32282160

約数和(自身を除く): 12168874

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8677, 17354, 164863, 329726, 529297, 1058594, 10056643, 20113286]

約数ペア:

[(1, 20113286), (2, 10056643), (19, 1058594), (38, 529297), (61, 329726), (122, 164863), (1159, 17354), (2318, 8677)]