18563988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{81421}}^1$

素因数の和:81447

約数の個数: 24

約数和(自身を含む): 45596320

約数和(自身を除く): 27032332

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 81421, 162842, 244263, 325684, 488526, 977052, 1546999, 3093998, 4640997, 6187996, 9281994, 18563988]

約数ペア:

[(1, 18563988), (2, 9281994), (3, 6187996), (4, 4640997), (6, 3093998), (12, 1546999), (19, 977052), (38, 488526), (57, 325684), (76, 244263), (114, 162842), (228, 81421)]