20378713059

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{133194203}}^1$

素因数の和:133194226

約数の個数: 12

約数和(自身を含む): 31167443736

約数和(自身を除く): 10788730677

約数列:

[1, 3, 9, 17, 51, 153, 133194203, 399582609, 1198747827, 2264301451, 6792904353, 20378713059]

約数ペア:

[(1, 20378713059), (3, 6792904353), (9, 2264301451), (17, 1198747827), (51, 399582609), (153, 133194203)]