9720308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1747}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 18500832

約数和(自身を除く): 8780524

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 1747, 2782, 3494, 5564, 6988, 22711, 45422, 90844, 186929, 373858, 747716, 2430077, 4860154, 9720308]

約数ペア:

[(1, 9720308), (2, 4860154), (4, 2430077), (13, 747716), (26, 373858), (52, 186929), (107, 90844), (214, 45422), (428, 22711), (1391, 6988), (1747, 5564), (2782, 3494)]