208889102888

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{636857021}}^1$

素因数の和:636857068

約数の個数: 16

約数和(自身を含む): 401219923860

約数和(自身を除く): 192330820972

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 636857021, 1273714042, 2547428084, 5094856168, 26111137861, 52222275722, 104444551444, 208889102888]

約数ペア:

[(1, 208889102888), (2, 104444551444), (4, 52222275722), (8, 26111137861), (41, 5094856168), (82, 2547428084), (164, 1273714042), (328, 636857021)]