18428404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{242479}}^1$

素因数の和:242502

約数の個数: 12

約数和(自身を含む): 33947200

約数和(自身を除く): 15518796

約数列:

[1, 2, 4, 19, 38, 76, 242479, 484958, 969916, 4607101, 9214202, 18428404]

約数ペア:

[(1, 18428404), (2, 9214202), (4, 4607101), (19, 969916), (38, 484958), (76, 242479)]