209464844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1415303}}^1$

素因数の和:1415344

約数の個数: 12

約数和(自身を含む): 376470864

約数和(自身を除く): 167006020

約数列:

[1, 2, 4, 37, 74, 148, 1415303, 2830606, 5661212, 52366211, 104732422, 209464844]

約数ペア:

[(1, 209464844), (2, 104732422), (4, 52366211), (37, 5661212), (74, 2830606), (148, 1415303)]