20859801903

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{1237}}^1\times {\mathrm{25667}}^1$

素因数の和:26983

約数の個数: 24

約数和(自身を含む): 30569458608

約数和(自身を除く): 9709656705

約数列:

[1, 3, 9, 73, 219, 657, 1237, 3711, 11133, 25667, 77001, 90301, 231003, 270903, 812709, 1873691, 5621073, 16863219, 31750079, 95250237, 285750711, 2317755767, 6953267301, 20859801903]

約数ペア:

[(1, 20859801903), (3, 6953267301), (9, 2317755767), (73, 285750711), (219, 95250237), (657, 31750079), (1237, 16863219), (3711, 5621073), (11133, 1873691), (25667, 812709), (77001, 270903), (90301, 231003)]