12538886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:947

約数の個数: 16

約数和(自身を含む): 19364928

約数和(自身を除く): 6826042

約数列:

[1, 2, 43, 86, 211, 422, 691, 1382, 9073, 18146, 29713, 59426, 145801, 291602, 6269443, 12538886]

約数ペア:

[(1, 12538886), (2, 6269443), (43, 291602), (86, 145801), (211, 59426), (422, 29713), (691, 18146), (1382, 9073)]