20772112

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11489}}^1$

素因数の和:11610

約数の個数: 20

約数和(自身を含む): 40605660

約数和(自身を除く): 19833548

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11489, 22978, 45956, 91912, 183824, 1298257, 2596514, 5193028, 10386056, 20772112]

約数ペア:

[(1, 20772112), (2, 10386056), (4, 5193028), (8, 2596514), (16, 1298257), (113, 183824), (226, 91912), (452, 45956), (904, 22978), (1808, 11489)]