20403369

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14081}}^1$

素因数の和:14117

約数の個数: 24

約数和(自身を含む): 35148672

約数和(自身を除く): 14745303

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14081, 42243, 98567, 126729, 295701, 323863, 887103, 971589, 2267041, 2914767, 6801123, 20403369]

約数ペア:

[(1, 20403369), (3, 6801123), (7, 2914767), (9, 2267041), (21, 971589), (23, 887103), (63, 323863), (69, 295701), (161, 126729), (207, 98567), (483, 42243), (1449, 14081)]