12556918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8039}}^1$

素因数の和:8123

約数の個数: 16

約数和(自身を含む): 20839680

約数和(自身を除く): 8282762

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 8039, 16078, 88429, 176858, 570769, 1141538, 6278459, 12556918]

約数ペア:

[(1, 12556918), (2, 6278459), (11, 1141538), (22, 570769), (71, 176858), (142, 88429), (781, 16078), (1562, 8039)]