18285388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{415577}}^1$

素因数の和:415592

約数の個数: 12

約数和(自身を含む): 34908552

約数和(自身を除く): 16623164

約数列:

[1, 2, 4, 11, 22, 44, 415577, 831154, 1662308, 4571347, 9142694, 18285388]

約数ペア:

[(1, 18285388), (2, 9142694), (4, 4571347), (11, 1662308), (22, 831154), (44, 415577)]