55209136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{181609}}^1$

素因数の和:181636

約数の個数: 20

約数和(自身を含む): 112598200

約数和(自身を除く): 57389064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 181609, 363218, 726436, 1452872, 2905744, 3450571, 6901142, 13802284, 27604568, 55209136]

約数ペア:

[(1, 55209136), (2, 27604568), (4, 13802284), (8, 6901142), (16, 3450571), (19, 2905744), (38, 1452872), (76, 726436), (152, 363218), (304, 181609)]