8780004

素因数分解:

$2^2\times 3^2\times {\mathrm{243889}}^1$

素因数の和:243899

約数の個数: 18

約数和(自身を含む): 22193990

約数和(自身を除く): 13413986

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 243889, 487778, 731667, 975556, 1463334, 2195001, 2926668, 4390002, 8780004]

約数ペア:

[(1, 8780004), (2, 4390002), (3, 2926668), (4, 2195001), (6, 1463334), (9, 975556), (12, 731667), (18, 487778), (36, 243889)]