19665477

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 31651200

約数和(自身を除く): 11985723

約数列:

[1, 3, 9, 13, 27, 39, 117, 179, 313, 351, 537, 939, 1611, 2327, 2817, 4069, 4833, 6981, 8451, 12207, 20943, 36621, 56027, 62829, 109863, 168081, 504243, 728351, 1512729, 2185053, 6555159, 19665477]

約数ペア:

[(1, 19665477), (3, 6555159), (9, 2185053), (13, 1512729), (27, 728351), (39, 504243), (117, 168081), (179, 109863), (313, 62829), (351, 56027), (537, 36621), (939, 20943), (1611, 12207), (2327, 8451), (2817, 6981), (4069, 4833)]