18378824

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 35645400

約数和(自身を除く): 17266576

約数列:

[1, 2, 4, 8, 41, 82, 137, 164, 274, 328, 409, 548, 818, 1096, 1636, 3272, 5617, 11234, 16769, 22468, 33538, 44936, 56033, 67076, 112066, 134152, 224132, 448264, 2297353, 4594706, 9189412, 18378824]

約数ペア:

[(1, 18378824), (2, 9189412), (4, 4594706), (8, 2297353), (41, 448264), (82, 224132), (137, 134152), (164, 112066), (274, 67076), (328, 56033), (409, 44936), (548, 33538), (818, 22468), (1096, 16769), (1636, 11234), (3272, 5617)]