2021160020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9187091}}^1$

素因数の和:9187111

約数の個数: 24

約数和(自身を含む): 4630294368

約数和(自身を除く): 2609134348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9187091, 18374182, 36748364, 45935455, 91870910, 101058001, 183741820, 202116002, 404232004, 505290005, 1010580010, 2021160020]

約数ペア:

[(1, 2021160020), (2, 1010580010), (4, 505290005), (5, 404232004), (10, 202116002), (11, 183741820), (20, 101058001), (22, 91870910), (44, 45935455), (55, 36748364), (110, 18374182), (220, 9187091)]