25980796

素因数分解:

$2^2\times {\mathrm{307}}^1\times {\mathrm{21157}}^1$

素因数の和:21468

約数の個数: 12

約数和(自身を含む): 45616648

約数和(自身を除く): 19635852

約数列:

[1, 2, 4, 307, 614, 1228, 21157, 42314, 84628, 6495199, 12990398, 25980796]

約数ペア:

[(1, 25980796), (2, 12990398), (4, 6495199), (307, 84628), (614, 42314), (1228, 21157)]