211459504

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{197257}}^1$

素因数の和:197332

約数の個数: 20

約数和(自身を含む): 415819864

約数和(自身を除く): 204360360

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 197257, 394514, 789028, 1578056, 3156112, 13216219, 26432438, 52864876, 105729752, 211459504]

約数ペア:

[(1, 211459504), (2, 105729752), (4, 52864876), (8, 26432438), (16, 13216219), (67, 3156112), (134, 1578056), (268, 789028), (536, 394514), (1072, 197257)]