11111308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 21146832

約数和(自身を除く): 10035524

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 1997, 2782, 3994, 5564, 7988, 25961, 51922, 103844, 213679, 427358, 854716, 2777827, 5555654, 11111308]

約数ペア:

[(1, 11111308), (2, 5555654), (4, 2777827), (13, 854716), (26, 427358), (52, 213679), (107, 103844), (214, 51922), (428, 25961), (1391, 7988), (1997, 5564), (2782, 3994)]