20269711

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3929}}^1$

素因数の和:4014

約数の個数: 16

約数和(自身を含む): 25655040

約数和(自身を除く): 5385329

約数列:

[1, 7, 11, 67, 77, 469, 737, 3929, 5159, 27503, 43219, 263243, 302533, 1842701, 2895673, 20269711]

約数ペア:

[(1, 20269711), (7, 2895673), (11, 1842701), (67, 302533), (77, 263243), (469, 43219), (737, 27503), (3929, 5159)]