20550805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{761}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 26993088

約数和(自身を除く): 6442283

約数列:

[1, 5, 11, 55, 491, 761, 2455, 3805, 5401, 8371, 27005, 41855, 373651, 1868255, 4110161, 20550805]

約数ペア:

[(1, 20550805), (5, 4110161), (11, 1868255), (55, 373651), (491, 41855), (761, 27005), (2455, 8371), (3805, 5401)]