20797905961

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{6247}}^1$

素因数の和:6649

約数の個数: 32

約数和(自身を含む): 25512233472

約数和(自身を除く): 4714327511

約数列:

[1, 7, 17, 101, 119, 277, 707, 1717, 1939, 4709, 6247, 12019, 27977, 32963, 43729, 106199, 195839, 475609, 630947, 743393, 1730419, 3329263, 4416629, 10726099, 12112933, 29417123, 75082693, 174772319, 205919861, 1223406233, 2971129423, 20797905961]

約数ペア:

[(1, 20797905961), (7, 2971129423), (17, 1223406233), (101, 205919861), (119, 174772319), (277, 75082693), (707, 29417123), (1717, 12112933), (1939, 10726099), (4709, 4416629), (6247, 3329263), (12019, 1730419), (27977, 743393), (32963, 630947), (43729, 475609), (106199, 195839)]