17930395

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 26380800

約数和(自身を除く): 8450405

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 457, 665, 1121, 2065, 2285, 3199, 5605, 7847, 8683, 15995, 26963, 39235, 43415, 60781, 134815, 188741, 303905, 512297, 943705, 2561485, 3586079, 17930395]

約数ペア:

[(1, 17930395), (5, 3586079), (7, 2561485), (19, 943705), (35, 512297), (59, 303905), (95, 188741), (133, 134815), (295, 60781), (413, 43415), (457, 39235), (665, 26963), (1121, 15995), (2065, 8683), (2285, 7847), (3199, 5605)]