20778820179

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11335963}}^1$

素因数の和:11336026

約数の個数: 16

約数和(自身を含む): 30471071232

約数和(自身を除く): 9692251053

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 11335963, 34007889, 147367519, 442102557, 532790261, 1598370783, 6926273393, 20778820179]

約数ペア:

[(1, 20778820179), (3, 6926273393), (13, 1598370783), (39, 532790261), (47, 442102557), (141, 147367519), (611, 34007889), (1833, 11335963)]