131868208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{433777}}^1$

素因数の和:433804

約数の個数: 20

約数和(自身を含む): 268942360

約数和(自身を除く): 137074152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 433777, 867554, 1735108, 3470216, 6940432, 8241763, 16483526, 32967052, 65934104, 131868208]

約数ペア:

[(1, 131868208), (2, 65934104), (4, 32967052), (8, 16483526), (16, 8241763), (19, 6940432), (38, 3470216), (76, 1735108), (152, 867554), (304, 433777)]