20318446087

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{64007}}^1$

素因数の和:64358

約数の個数: 16

約数和(自身を含む): 21899953152

約数和(自身を除く): 1581507065

約数列:

[1, 17, 71, 263, 1207, 4471, 18673, 64007, 317441, 1088119, 4544497, 16833841, 77256449, 286175297, 1195202711, 20318446087]

約数ペア:

[(1, 20318446087), (17, 1195202711), (71, 286175297), (263, 77256449), (1207, 16833841), (4471, 4544497), (18673, 1088119), (64007, 317441)]