2049804911

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{2179}}^1$

素因数の和:2859

約数の個数: 32

約数和(自身を含む): 2695526400

約数和(自身を除く): 645721489

約数列:

[1, 7, 11, 19, 77, 133, 209, 643, 1463, 2179, 4501, 7073, 12217, 15253, 23969, 41401, 49511, 85519, 134387, 167783, 289807, 455411, 940709, 1401097, 3187877, 9807679, 15412067, 26620843, 107884469, 186345901, 292829273, 2049804911]

約数ペア:

[(1, 2049804911), (7, 292829273), (11, 186345901), (19, 107884469), (77, 26620843), (133, 15412067), (209, 9807679), (643, 3187877), (1463, 1401097), (2179, 940709), (4501, 455411), (7073, 289807), (12217, 167783), (15253, 134387), (23969, 85519), (41401, 49511)]