18825101530

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2847973}}^1$

素因数の和:2848641

約数の個数: 16

約数和(自身を含む): 33936458184

約数和(自身を除く): 15111356654

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 2847973, 5695946, 14239865, 28479730, 1882510153, 3765020306, 9412550765, 18825101530]

約数ペア:

[(1, 18825101530), (2, 9412550765), (5, 3765020306), (10, 1882510153), (661, 28479730), (1322, 14239865), (3305, 5695946), (6610, 2847973)]