20766289327

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{2143}}^1\times {\mathrm{11633}}^1$

素因数の和:13807

約数の個数: 24

約数和(自身を含む): 25591821696

約数和(自身を除く): 4825532369

約数列:

[1, 7, 17, 49, 119, 833, 2143, 11633, 15001, 36431, 81431, 105007, 197761, 255017, 570017, 1384327, 1785119, 9690289, 24929519, 174506633, 423801823, 1221546431, 2966612761, 20766289327]

約数ペア:

[(1, 20766289327), (7, 2966612761), (17, 1221546431), (49, 423801823), (119, 174506633), (833, 24929519), (2143, 9690289), (11633, 1785119), (15001, 1384327), (36431, 570017), (81431, 255017), (105007, 197761)]