2018940022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{217981}}^1$

素因数の和:218415

約数の個数: 16

約数和(自身を含む): 3311582544

約数和(自身を除く): 1292642522

約数列:

[1, 2, 11, 22, 421, 842, 4631, 9262, 217981, 435962, 2397791, 4795582, 91770001, 183540002, 1009470011, 2018940022]

約数ペア:

[(1, 2018940022), (2, 1009470011), (11, 183540002), (22, 91770001), (421, 4795582), (842, 2397791), (4631, 435962), (9262, 217981)]