20148177537

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{1873}}^1$

素因数の和:2390

約数の個数: 48

約数和(自身を含む): 30670393728

約数和(自身を除く): 10522216191

約数列:

[1, 3, 9, 23, 69, 157, 207, 331, 471, 993, 1413, 1873, 2979, 3611, 5619, 7613, 10833, 16857, 22839, 32499, 43079, 51967, 68517, 129237, 155901, 294061, 387711, 467703, 619963, 882183, 1195241, 1859889, 2646549, 3585723, 5579667, 6763403, 10757169, 14259149, 20290209, 42777447, 60870627, 97334191, 128332341, 292002573, 876007719, 2238686393, 6716059179, 20148177537]

約数ペア:

[(1, 20148177537), (3, 6716059179), (9, 2238686393), (23, 876007719), (69, 292002573), (157, 128332341), (207, 97334191), (331, 60870627), (471, 42777447), (993, 20290209), (1413, 14259149), (1873, 10757169), (2979, 6763403), (3611, 5579667), (5619, 3585723), (7613, 2646549), (10833, 1859889), (16857, 1195241), (22839, 882183), (32499, 619963), (43079, 467703), (51967, 387711), (68517, 294061), (129237, 155901)]