20998062

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1627}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 46886400

約数和(自身を除く): 25888338

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 1627, 2151, 3254, 4302, 4881, 6453, 9762, 12906, 14643, 29286, 43929, 87858, 388853, 777706, 1166559, 2333118, 3499677, 6999354, 10499031, 20998062]

約数ペア:

[(1, 20998062), (2, 10499031), (3, 6999354), (6, 3499677), (9, 2333118), (18, 1166559), (27, 777706), (54, 388853), (239, 87858), (478, 43929), (717, 29286), (1434, 14643), (1627, 12906), (2151, 9762), (3254, 6453), (4302, 4881)]