220053772

素因数分解:

$2^2\times {\mathrm{419}}^1\times {\mathrm{131297}}^1$

素因数の和:131720

約数の個数: 12

約数和(自身を含む): 386016120

約数和(自身を除く): 165962348

約数列:

[1, 2, 4, 419, 838, 1676, 131297, 262594, 525188, 55013443, 110026886, 220053772]

約数ペア:

[(1, 220053772), (2, 110026886), (4, 55013443), (419, 525188), (838, 262594), (1676, 131297)]