20003319

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 36

約数和(自身を含む): 34163064

約数和(自身を除く): 14159745

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 441, 469, 603, 677, 1407, 2031, 3283, 4221, 4739, 6093, 9849, 14217, 29547, 33173, 42651, 45359, 99519, 136077, 298557, 317513, 408231, 952539, 2222591, 2857617, 6667773, 20003319]

約数ペア:

[(1, 20003319), (3, 6667773), (7, 2857617), (9, 2222591), (21, 952539), (49, 408231), (63, 317513), (67, 298557), (147, 136077), (201, 99519), (441, 45359), (469, 42651), (603, 33173), (677, 29547), (1407, 14217), (2031, 9849), (3283, 6093), (4221, 4739)]