18778801836

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{4999681}}^1$

素因数の和:5000001

約数の個数: 24

約数和(自身を含む): 43957204144

約数和(自身を除く): 25178402308

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 4999681, 9999362, 14999043, 19998724, 29998086, 59996172, 1564900153, 3129800306, 4694700459, 6259600612, 9389400918, 18778801836]

約数ペア:

[(1, 18778801836), (2, 9389400918), (3, 6259600612), (4, 4694700459), (6, 3129800306), (12, 1564900153), (313, 59996172), (626, 29998086), (939, 19998724), (1252, 14999043), (1878, 9999362), (3756, 4999681)]