18489456

素因数分解:

$2^4\times 3^2\times {\mathrm{128399}}^1$

素因数の和:128413

約数の個数: 30

約数和(自身を含む): 51745200

約数和(自身を除く): 33255744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128399, 256798, 385197, 513596, 770394, 1027192, 1155591, 1540788, 2054384, 2311182, 3081576, 4622364, 6163152, 9244728, 18489456]

約数ペア:

[(1, 18489456), (2, 9244728), (3, 6163152), (4, 4622364), (6, 3081576), (8, 2311182), (9, 2054384), (12, 1540788), (16, 1155591), (18, 1027192), (24, 770394), (36, 513596), (48, 385197), (72, 256798), (144, 128399)]