18517792

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5309}}^1$

素因数の和:5428

約数の個数: 24

約数和(自身を含む): 36798300

約数和(自身を除く): 18280508

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5309, 10618, 21236, 42472, 84944, 169888, 578681, 1157362, 2314724, 4629448, 9258896, 18517792]

約数ペア:

[(1, 18517792), (2, 9258896), (4, 4629448), (8, 2314724), (16, 1157362), (32, 578681), (109, 169888), (218, 84944), (436, 42472), (872, 21236), (1744, 10618), (3488, 5309)]