19018756

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 33913880

約数和(自身を除く): 14895124

約数列:

[1, 2, 4, 109, 181, 218, 241, 362, 436, 482, 724, 964, 19729, 26269, 39458, 43621, 52538, 78916, 87242, 105076, 174484, 4754689, 9509378, 19018756]

約数ペア:

[(1, 19018756), (2, 9509378), (4, 4754689), (109, 174484), (181, 105076), (218, 87242), (241, 78916), (362, 52538), (436, 43621), (482, 39458), (724, 26269), (964, 19729)]