20344088545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1\times {\mathrm{2287}}^1$

素因数の和:3321

約数の個数: 32

約数和(自身を含む): 26811772416

約数和(自身を除く): 6467683871

約数列:

[1, 5, 11, 55, 197, 821, 985, 2167, 2287, 4105, 9031, 10835, 11435, 25157, 45155, 125785, 161737, 450539, 808685, 1779107, 1877627, 2252695, 4955929, 8895535, 9388135, 20653897, 24779645, 103269485, 369892519, 1849462595, 4068817709, 20344088545]

約数ペア:

[(1, 20344088545), (5, 4068817709), (11, 1849462595), (55, 369892519), (197, 103269485), (821, 24779645), (985, 20653897), (2167, 9388135), (2287, 8895535), (4105, 4955929), (9031, 2252695), (10835, 1877627), (11435, 1779107), (25157, 808685), (45155, 450539), (125785, 161737)]