25940284

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{9811}}^1$

素因数の和:10476

約数の個数: 12

約数和(自身を含む): 45468808

約数和(自身を除く): 19528524

約数列:

[1, 2, 4, 661, 1322, 2644, 9811, 19622, 39244, 6485071, 12970142, 25940284]

約数ペア:

[(1, 25940284), (2, 12970142), (4, 6485071), (661, 39244), (1322, 19622), (2644, 9811)]