18378228

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4801}}^1$

素因数の和:4848

約数の個数: 48

約数和(自身を含む): 48404160

約数和(自身を除く): 30025932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 319, 348, 638, 957, 1276, 1914, 3828, 4801, 9602, 14403, 19204, 28806, 52811, 57612, 105622, 139229, 158433, 211244, 278458, 316866, 417687, 556916, 633732, 835374, 1531519, 1670748, 3063038, 4594557, 6126076, 9189114, 18378228]

約数ペア:

[(1, 18378228), (2, 9189114), (3, 6126076), (4, 4594557), (6, 3063038), (11, 1670748), (12, 1531519), (22, 835374), (29, 633732), (33, 556916), (44, 417687), (58, 316866), (66, 278458), (87, 211244), (116, 158433), (132, 139229), (174, 105622), (319, 57612), (348, 52811), (638, 28806), (957, 19204), (1276, 14403), (1914, 9602), (3828, 4801)]