18489984

素因数分解:

$2^7\times 3^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 49572000

約数和(自身を除く): 31082016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 179, 192, 269, 358, 384, 537, 538, 716, 807, 1074, 1076, 1432, 1614, 2148, 2152, 2864, 3228, 4296, 4304, 5728, 6456, 8592, 8608, 11456, 12912, 17184, 17216, 22912, 25824, 34368, 34432, 48151, 51648, 68736, 96302, 103296, 144453, 192604, 288906, 385208, 577812, 770416, 1155624, 1540832, 2311248, 3081664, 4622496, 6163328, 9244992, 18489984]

約数ペア:

[(1, 18489984), (2, 9244992), (3, 6163328), (4, 4622496), (6, 3081664), (8, 2311248), (12, 1540832), (16, 1155624), (24, 770416), (32, 577812), (48, 385208), (64, 288906), (96, 192604), (128, 144453), (179, 103296), (192, 96302), (269, 68736), (358, 51648), (384, 48151), (537, 34432), (538, 34368), (716, 25824), (807, 22912), (1074, 17216), (1076, 17184), (1432, 12912), (1614, 11456), (2148, 8608), (2152, 8592), (2864, 6456), (3228, 5728), (4296, 4304)]