13748252020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16766161}}^1$

素因数の和:16766211

約数の個数: 24

約数和(自身を含む): 29575509768

約数和(自身を除く): 15827257748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16766161, 33532322, 67064644, 83830805, 167661610, 335323220, 687412601, 1374825202, 2749650404, 3437063005, 6874126010, 13748252020]

約数ペア:

[(1, 13748252020), (2, 6874126010), (4, 3437063005), (5, 2749650404), (10, 1374825202), (20, 687412601), (41, 335323220), (82, 167661610), (164, 83830805), (205, 67064644), (410, 33532322), (820, 16766161)]