19669628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1093}}^1$

素因数の和:1517

約数の個数: 24

約数和(自身を含む): 37677360

約数和(自身を除く): 18007732

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1093, 1636, 2186, 4372, 4499, 8998, 12023, 17996, 24046, 48092, 447037, 894074, 1788148, 4917407, 9834814, 19669628]

約数ペア:

[(1, 19669628), (2, 9834814), (4, 4917407), (11, 1788148), (22, 894074), (44, 447037), (409, 48092), (818, 24046), (1093, 17996), (1636, 12023), (2186, 8998), (4372, 4499)]