19158889388

素因数分解:

$2^2\times {\mathrm{1021}}^1\times {\mathrm{4691207}}^1$

素因数の和:4692232

約数の個数: 12

約数和(自身を含む): 33560902032

約数和(自身を除く): 14402012644

約数列:

[1, 2, 4, 1021, 2042, 4084, 4691207, 9382414, 18764828, 4789722347, 9579444694, 19158889388]

約数ペア:

[(1, 19158889388), (2, 9579444694), (4, 4789722347), (1021, 18764828), (2042, 9382414), (4084, 4691207)]