18491184

素因数分解:

$2^4\times 3^2\times {\mathrm{128411}}^1$

素因数の和:128425

約数の個数: 30

約数和(自身を含む): 51750036

約数和(自身を除く): 33258852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128411, 256822, 385233, 513644, 770466, 1027288, 1155699, 1540932, 2054576, 2311398, 3081864, 4622796, 6163728, 9245592, 18491184]

約数ペア:

[(1, 18491184), (2, 9245592), (3, 6163728), (4, 4622796), (6, 3081864), (8, 2311398), (9, 2054576), (12, 1540932), (16, 1155699), (18, 1027288), (24, 770466), (36, 513644), (48, 385233), (72, 256822), (144, 128411)]