20948734

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2161}}^1$

素因数の和:2331

約数の個数: 16

約数和(自身を含む): 32533776

約数和(自身を除く): 11585042

約数列:

[1, 2, 37, 74, 131, 262, 2161, 4322, 4847, 9694, 79957, 159914, 283091, 566182, 10474367, 20948734]

約数ペア:

[(1, 20948734), (2, 10474367), (37, 566182), (74, 283091), (131, 159914), (262, 79957), (2161, 9694), (4322, 4847)]