20139930741

素因数分解:

$3^1\times 7^1\times {\mathrm{12433}}^1\times {\mathrm{77137}}^1$

素因数の和:89580

約数の個数: 16

約数和(自身を含む): 30692284544

約数和(自身を除く): 10552353803

約数列:

[1, 3, 7, 21, 12433, 37299, 77137, 87031, 231411, 261093, 539959, 1619877, 959044321, 2877132963, 6713310247, 20139930741]

約数ペア:

[(1, 20139930741), (3, 6713310247), (7, 2877132963), (21, 959044321), (12433, 1619877), (37299, 539959), (77137, 261093), (87031, 231411)]