20498968

素因数分解:

$2^3\times 7^1\times {\mathrm{366053}}^1$

素因数の和:366066

約数の個数: 16

約数和(自身を含む): 43926480

約数和(自身を除く): 23427512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 366053, 732106, 1464212, 2562371, 2928424, 5124742, 10249484, 20498968]

約数ペア:

[(1, 20498968), (2, 10249484), (4, 5124742), (7, 2928424), (8, 2562371), (14, 1464212), (28, 732106), (56, 366053)]