20105638995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2579}}^1\times {\mathrm{39979}}^1$

素因数の和:42579

約数の個数: 32

約数和(自身を含む): 34657862400

約数和(自身を除く): 14552223405

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 2579, 7737, 12895, 33527, 38685, 39979, 100581, 119937, 167635, 199895, 502905, 519727, 599685, 1559181, 2598635, 7795905, 103105841, 309317523, 515529205, 1340375933, 1546587615, 4021127799, 6701879665, 20105638995]

約数ペア:

[(1, 20105638995), (3, 6701879665), (5, 4021127799), (13, 1546587615), (15, 1340375933), (39, 515529205), (65, 309317523), (195, 103105841), (2579, 7795905), (7737, 2598635), (12895, 1559181), (33527, 599685), (38685, 519727), (39979, 502905), (100581, 199895), (119937, 167635)]