19518444998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{235111}}^1$

素因数の和:235260

約数の個数: 32

約数和(自身を含む): 32863014912

約数和(自身を除く): 13344569914

約数列:

[1, 2, 13, 26, 31, 62, 103, 206, 403, 806, 1339, 2678, 3193, 6386, 41509, 83018, 235111, 470222, 3056443, 6112886, 7288441, 14576882, 24216433, 48432866, 94749733, 189499466, 314813629, 629627258, 750709423, 1501418846, 9759222499, 19518444998]

約数ペア:

[(1, 19518444998), (2, 9759222499), (13, 1501418846), (26, 750709423), (31, 629627258), (62, 314813629), (103, 189499466), (206, 94749733), (403, 48432866), (806, 24216433), (1339, 14576882), (2678, 7288441), (3193, 6112886), (6386, 3056443), (41509, 470222), (83018, 235111)]