18742576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28571}}^1$

素因数の和:28620

約数の個数: 20

約数和(自身を含む): 37200744

約数和(自身を除く): 18458168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28571, 57142, 114284, 228568, 457136, 1171411, 2342822, 4685644, 9371288, 18742576]

約数ペア:

[(1, 18742576), (2, 9371288), (4, 4685644), (8, 2342822), (16, 1171411), (41, 457136), (82, 228568), (164, 114284), (328, 57142), (656, 28571)]