12888914

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:865

約数の個数: 16

約数和(自身を含む): 19776960

約数和(自身を除く): 6888046

約数列:

[1, 2, 71, 139, 142, 278, 653, 1306, 9869, 19738, 46363, 90767, 92726, 181534, 6444457, 12888914]

約数ペア:

[(1, 12888914), (2, 6444457), (71, 181534), (139, 92726), (142, 90767), (278, 46363), (653, 19738), (1306, 9869)]