890671568

素因数分解:

$2^4\times {\mathrm{3407}}^1\times {\mathrm{16339}}^1$

素因数の和:19754

約数の個数: 20

約数和(自身を含む): 1726288320

約数和(自身を除く): 835616752

約数列:

[1, 2, 4, 8, 16, 3407, 6814, 13628, 16339, 27256, 32678, 54512, 65356, 130712, 261424, 55666973, 111333946, 222667892, 445335784, 890671568]

約数ペア:

[(1, 890671568), (2, 445335784), (4, 222667892), (8, 111333946), (16, 55666973), (3407, 261424), (6814, 130712), (13628, 65356), (16339, 54512), (27256, 32678)]