19836195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 33965568

約数和(自身を除く): 14129373

約数列:

[1, 3, 5, 15, 17, 51, 85, 107, 255, 321, 535, 727, 1605, 1819, 2181, 3635, 5457, 9095, 10905, 12359, 27285, 37077, 61795, 77789, 185385, 233367, 388945, 1166835, 1322413, 3967239, 6612065, 19836195]

約数ペア:

[(1, 19836195), (3, 6612065), (5, 3967239), (15, 1322413), (17, 1166835), (51, 388945), (85, 233367), (107, 185385), (255, 77789), (321, 61795), (535, 37077), (727, 27285), (1605, 12359), (1819, 10905), (2181, 9095), (3635, 5457)]