20199421777

素因数分解:

${\mathrm{17}}^2\times {\mathrm{821}}^1\times {\mathrm{85133}}^1$

素因数の和:85988

約数の個数: 12

約数和(自身を含む): 21483905436

約数和(自身を除く): 1284483659

約数列:

[1, 17, 289, 821, 13957, 85133, 237269, 1447261, 24603437, 69894193, 1188201281, 20199421777]

約数ペア:

[(1, 20199421777), (17, 1188201281), (289, 69894193), (821, 24603437), (13957, 1447261), (85133, 237269)]