12888784

素因数分解:

$2^4\times {\mathrm{541}}^1\times {\mathrm{1489}}^1$

素因数の和:2038

約数の個数: 20

約数和(自身を含む): 25034980

約数和(自身を除く): 12146196

約数列:

[1, 2, 4, 8, 16, 541, 1082, 1489, 2164, 2978, 4328, 5956, 8656, 11912, 23824, 805549, 1611098, 3222196, 6444392, 12888784]

約数ペア:

[(1, 12888784), (2, 6444392), (4, 3222196), (8, 1611098), (16, 805549), (541, 23824), (1082, 11912), (1489, 8656), (2164, 5956), (2978, 4328)]