20730221566

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{8419}}^1\times {\mathrm{72421}}^1$

素因数の和:80859

約数の個数: 16

約数和(自身を含む): 32928834960

約数和(自身を除く): 12198613394

約数列:

[1, 2, 17, 34, 8419, 16838, 72421, 143123, 144842, 286246, 1231157, 2462314, 609712399, 1219424798, 10365110783, 20730221566]

約数ペア:

[(1, 20730221566), (2, 10365110783), (17, 1219424798), (34, 609712399), (8419, 2462314), (16838, 1231157), (72421, 286246), (143123, 144842)]