39399568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{189421}}^1$

素因数の和:189442

約数の個数: 20

約数和(自身を含む): 82209148

約数和(自身を除く): 42809580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 189421, 378842, 757684, 1515368, 2462473, 3030736, 4924946, 9849892, 19699784, 39399568]

約数ペア:

[(1, 39399568), (2, 19699784), (4, 9849892), (8, 4924946), (13, 3030736), (16, 2462473), (26, 1515368), (52, 757684), (104, 378842), (208, 189421)]