18027998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20627}}^1$

素因数の和:20671

約数の個数: 16

約数和(自身を含む): 29704320

約数和(自身を除く): 11676322

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20627, 41254, 391913, 474421, 783826, 948842, 9013999, 18027998]

約数ペア:

[(1, 18027998), (2, 9013999), (19, 948842), (23, 783826), (38, 474421), (46, 391913), (437, 41254), (874, 20627)]