20548550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37361}}^1$

素因数の和:37384

約数の個数: 24

約数和(自身を含む): 41695992

約数和(自身を除く): 21147442

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37361, 74722, 186805, 373610, 410971, 821942, 934025, 1868050, 2054855, 4109710, 10274275, 20548550]

約数ペア:

[(1, 20548550), (2, 10274275), (5, 4109710), (10, 2054855), (11, 1868050), (22, 934025), (25, 821942), (50, 410971), (55, 373610), (110, 186805), (275, 74722), (550, 37361)]