20620962

素因数分解:

$2^1\times 3^2\times {\mathrm{409}}^1\times {\mathrm{2801}}^1$

素因数の和:3218

約数の個数: 24

約数和(自身を含む): 44803980

約数和(自身を除く): 24183018

約数列:

[1, 2, 3, 6, 9, 18, 409, 818, 1227, 2454, 2801, 3681, 5602, 7362, 8403, 16806, 25209, 50418, 1145609, 2291218, 3436827, 6873654, 10310481, 20620962]

約数ペア:

[(1, 20620962), (2, 10310481), (3, 6873654), (6, 3436827), (9, 2291218), (18, 1145609), (409, 50418), (818, 25209), (1227, 16806), (2454, 8403), (2801, 7362), (3681, 5602)]