20153147735

素因数分解:

$5^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{558491}}^1$

素因数の和:559534

約数の個数: 16

約数和(自身を含む): 27665459712

約数和(自身を除く): 7512311977

約数列:

[1, 5, 7, 35, 1031, 5155, 7217, 36085, 558491, 2792455, 3909437, 19547185, 575804221, 2879021105, 4030629547, 20153147735]

約数ペア:

[(1, 20153147735), (5, 4030629547), (7, 2879021105), (35, 575804221), (1031, 19547185), (5155, 3909437), (7217, 2792455), (36085, 558491)]