18687699

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 10342701

約数列:

[1, 3, 9, 27, 31, 83, 93, 249, 269, 279, 747, 807, 837, 2241, 2421, 2573, 7263, 7719, 8339, 22327, 23157, 25017, 66981, 69471, 75051, 200943, 225153, 602829, 692137, 2076411, 6229233, 18687699]

約数ペア:

[(1, 18687699), (3, 6229233), (9, 2076411), (27, 692137), (31, 602829), (83, 225153), (93, 200943), (249, 75051), (269, 69471), (279, 66981), (747, 25017), (807, 23157), (837, 22327), (2241, 8339), (2421, 7719), (2573, 7263)]