18810604

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{9239}}^1$

素因数の和:9752

約数の個数: 12

約数和(自身を含む): 32986800

約数和(自身を除く): 14176196

約数列:

[1, 2, 4, 509, 1018, 2036, 9239, 18478, 36956, 4702651, 9405302, 18810604]

約数ペア:

[(1, 18810604), (2, 9405302), (4, 4702651), (509, 36956), (1018, 18478), (2036, 9239)]