20154328179

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1\times {\mathrm{1307}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 27576993024

約数和(自身を除く): 7422664845

約数列:

[1, 3, 53, 159, 293, 331, 879, 993, 1307, 3921, 15529, 17543, 46587, 52629, 69271, 96983, 207813, 290949, 382951, 432617, 1148853, 1297851, 5140099, 15420297, 20296403, 22928701, 60889209, 68786103, 126756781, 380270343, 6718109393, 20154328179]

約数ペア:

[(1, 20154328179), (3, 6718109393), (53, 380270343), (159, 126756781), (293, 68786103), (331, 60889209), (879, 22928701), (993, 20296403), (1307, 15420297), (3921, 5140099), (15529, 1297851), (17543, 1148853), (46587, 432617), (52629, 382951), (69271, 290949), (96983, 207813)]