20161709571

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1\times {\mathrm{104003}}^1$

素因数の和:104223

約数の個数: 24

約数和(自身を含む): 28530377280

約数和(自身を除く): 8368667709

約数列:

[1, 3, 19, 57, 179, 361, 537, 1083, 3401, 10203, 64619, 104003, 193857, 312009, 1976057, 5928171, 18616537, 37545083, 55849611, 112635249, 353714203, 1061142609, 6720569857, 20161709571]

約数ペア:

[(1, 20161709571), (3, 6720569857), (19, 1061142609), (57, 353714203), (179, 112635249), (361, 55849611), (537, 37545083), (1083, 18616537), (3401, 5928171), (10203, 1976057), (64619, 312009), (104003, 193857)]