19043517

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 9341763

約数列:

[1, 3, 23, 29, 31, 69, 87, 93, 307, 667, 713, 899, 921, 2001, 2139, 2697, 7061, 8903, 9517, 20677, 21183, 26709, 28551, 62031, 204769, 218891, 275993, 614307, 656673, 827979, 6347839, 19043517]

約数ペア:

[(1, 19043517), (3, 6347839), (23, 827979), (29, 656673), (31, 614307), (69, 275993), (87, 218891), (93, 204769), (307, 62031), (667, 28551), (713, 26709), (899, 21183), (921, 20677), (2001, 9517), (2139, 8903), (2697, 7061)]