28820218

素因数分解:

$2^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{5519}}^1$

素因数の和:5901

約数の個数: 16

約数和(自身を含む): 49547520

約数和(自身を除く): 20727302

約数列:

[1, 2, 7, 14, 373, 746, 2611, 5222, 5519, 11038, 38633, 77266, 2058587, 4117174, 14410109, 28820218]

約数ペア:

[(1, 28820218), (2, 14410109), (7, 4117174), (14, 2058587), (373, 77266), (746, 38633), (2611, 11038), (5222, 5519)]