20039548

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 36102528

約数和(自身を除く): 16062980

約数列:

[1, 2, 4, 43, 86, 172, 263, 443, 526, 886, 1052, 1772, 11309, 19049, 22618, 38098, 45236, 76196, 116509, 233018, 466036, 5009887, 10019774, 20039548]

約数ペア:

[(1, 20039548), (2, 10019774), (4, 5009887), (43, 466036), (86, 233018), (172, 116509), (263, 76196), (443, 45236), (526, 38098), (886, 22618), (1052, 19049), (1772, 11309)]