25557964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{643}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 47243840

約数和(自身を除く): 21685876

約数列:

[1, 2, 4, 19, 38, 76, 523, 643, 1046, 1286, 2092, 2572, 9937, 12217, 19874, 24434, 39748, 48868, 336289, 672578, 1345156, 6389491, 12778982, 25557964]

約数ペア:

[(1, 25557964), (2, 12778982), (4, 6389491), (19, 1345156), (38, 672578), (76, 336289), (523, 48868), (643, 39748), (1046, 24434), (1286, 19874), (2092, 12217), (2572, 9937)]