20122004

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1637}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 40360320

約数和(自身を除く): 20238316

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1637, 1756, 3073, 3274, 6146, 6548, 11459, 12292, 22918, 45836, 718643, 1437286, 2874572, 5030501, 10061002, 20122004]

約数ペア:

[(1, 20122004), (2, 10061002), (4, 5030501), (7, 2874572), (14, 1437286), (28, 718643), (439, 45836), (878, 22918), (1637, 12292), (1756, 11459), (3073, 6548), (3274, 6146)]