16781204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3499}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 32340000

約数和(自身を除く): 15558796

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 3499, 4796, 6998, 13996, 38489, 76978, 153956, 381391, 762782, 1525564, 4195301, 8390602, 16781204]

約数ペア:

[(1, 16781204), (2, 8390602), (4, 4195301), (11, 1525564), (22, 762782), (44, 381391), (109, 153956), (218, 76978), (436, 38489), (1199, 13996), (2398, 6998), (3499, 4796)]