18983554

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3109}}^1$

素因数の和:3225

約数の個数: 16

約数和(自身を含む): 29557440

約数和(自身を除く): 10573886

約数列:

[1, 2, 43, 71, 86, 142, 3053, 3109, 6106, 6218, 133687, 220739, 267374, 441478, 9491777, 18983554]

約数ペア:

[(1, 18983554), (2, 9491777), (43, 441478), (71, 267374), (86, 220739), (142, 133687), (3053, 6218), (3109, 6106)]