19301085

素因数分解:

$3^4\times 5^1\times {\mathrm{47657}}^1$

素因数の和:47674

約数の個数: 20

約数和(自身を含む): 34599708

約数和(自身を除く): 15298623

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47657, 142971, 238285, 428913, 714855, 1286739, 2144565, 3860217, 6433695, 19301085]

約数ペア:

[(1, 19301085), (3, 6433695), (5, 3860217), (9, 2144565), (15, 1286739), (27, 714855), (45, 428913), (81, 238285), (135, 142971), (405, 47657)]