20278854

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{10529}}^1$

素因数の和:10644

約数の個数: 24

約数和(自身を含む): 44352360

約数和(自身を除く): 24073506

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926, 10529, 21058, 31587, 63174, 94761, 189522, 1126603, 2253206, 3379809, 6759618, 10139427, 20278854]

約数ペア:

[(1, 20278854), (2, 10139427), (3, 6759618), (6, 3379809), (9, 2253206), (18, 1126603), (107, 189522), (214, 94761), (321, 63174), (642, 31587), (963, 21058), (1926, 10529)]