20699834

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 24

約数和(自身を含む): 32750784

約数和(自身を除く): 12050950

約数列:

[1, 2, 41, 47, 82, 94, 131, 262, 1681, 1927, 3362, 3854, 5371, 6157, 10742, 12314, 79007, 158014, 220211, 252437, 440422, 504874, 10349917, 20699834]

約数ペア:

[(1, 20699834), (2, 10349917), (41, 504874), (47, 440422), (82, 252437), (94, 220211), (131, 158014), (262, 79007), (1681, 12314), (1927, 10742), (3362, 6157), (3854, 5371)]