18153040

素因数分解:

$2^4\times 5^1\times {\mathrm{226913}}^1$

素因数の和:226926

約数の個数: 20

約数和(自身を含む): 42206004

約数和(自身を除く): 24052964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 226913, 453826, 907652, 1134565, 1815304, 2269130, 3630608, 4538260, 9076520, 18153040]

約数ペア:

[(1, 18153040), (2, 9076520), (4, 4538260), (5, 3630608), (8, 2269130), (10, 1815304), (16, 1134565), (20, 907652), (40, 453826), (80, 226913)]