11820505

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 15329160

約数和(自身を除く): 3508655

約数列:

[1, 5, 23, 41, 109, 115, 205, 529, 545, 943, 2507, 2645, 4469, 4715, 12535, 21689, 22345, 57661, 102787, 108445, 288305, 513935, 2364101, 11820505]

約数ペア:

[(1, 11820505), (5, 2364101), (23, 513935), (41, 288305), (109, 108445), (115, 102787), (205, 57661), (529, 22345), (545, 21689), (943, 12535), (2507, 4715), (2645, 4469)]