19289673

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{953}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 30211272

約数和(自身を除く): 10921599

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 953, 1557, 2249, 2859, 6747, 8577, 12389, 20241, 37167, 111501, 164869, 494607, 1483821, 2143297, 6429891, 19289673]

約数ペア:

[(1, 19289673), (3, 6429891), (9, 2143297), (13, 1483821), (39, 494607), (117, 164869), (173, 111501), (519, 37167), (953, 20241), (1557, 12389), (2249, 8577), (2859, 6747)]