20367801

素因数分解:

$3^3\times {\mathrm{487}}^1\times {\mathrm{1549}}^1$

素因数の和:2045

約数の個数: 16

約数和(自身を含む): 30256000

約数和(自身を除く): 9888199

約数列:

[1, 3, 9, 27, 487, 1461, 1549, 4383, 4647, 13149, 13941, 41823, 754363, 2263089, 6789267, 20367801]

約数ペア:

[(1, 20367801), (3, 6789267), (9, 2263089), (27, 754363), (487, 41823), (1461, 13941), (1549, 13149), (4383, 4647)]