20962004

素因数分解:

$2^2\times 7^2\times {\mathrm{106949}}^1$

素因数の和:106967

約数の個数: 18

約数和(自身を含む): 42673050

約数和(自身を除く): 21711046

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 106949, 213898, 427796, 748643, 1497286, 2994572, 5240501, 10481002, 20962004]

約数ペア:

[(1, 20962004), (2, 10481002), (4, 5240501), (7, 2994572), (14, 1497286), (28, 748643), (49, 427796), (98, 213898), (196, 106949)]