19073907

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 29591360

約数和(自身を除く): 10517453

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 313, 333, 549, 939, 999, 1647, 2257, 2817, 6771, 8451, 11581, 19093, 20313, 34743, 57279, 60939, 104229, 171837, 312687, 515511, 706441, 2119323, 6357969, 19073907]

約数ペア:

[(1, 19073907), (3, 6357969), (9, 2119323), (27, 706441), (37, 515511), (61, 312687), (111, 171837), (183, 104229), (313, 60939), (333, 57279), (549, 34743), (939, 20313), (999, 19093), (1647, 11581), (2257, 8451), (2817, 6771)]