22143568

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{12697}}^1$

素因数の和:12814

約数の個数: 20

約数和(自身を含む): 43300180

約数和(自身を除く): 21156612

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 12697, 25394, 50788, 101576, 203152, 1383973, 2767946, 5535892, 11071784, 22143568]

約数ペア:

[(1, 22143568), (2, 11071784), (4, 5535892), (8, 2767946), (16, 1383973), (109, 203152), (218, 101576), (436, 50788), (872, 25394), (1744, 12697)]