19959552

素因数分解:

$2^8\times 3^2\times {\mathrm{8663}}^1$

素因数の和:8685

約数の個数: 54

約数和(自身を含む): 57554952

約数和(自身を除く): 37595400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 8663, 17326, 25989, 34652, 51978, 69304, 77967, 103956, 138608, 155934, 207912, 277216, 311868, 415824, 554432, 623736, 831648, 1108864, 1247472, 1663296, 2217728, 2494944, 3326592, 4989888, 6653184, 9979776, 19959552]

約数ペア:

[(1, 19959552), (2, 9979776), (3, 6653184), (4, 4989888), (6, 3326592), (8, 2494944), (9, 2217728), (12, 1663296), (16, 1247472), (18, 1108864), (24, 831648), (32, 623736), (36, 554432), (48, 415824), (64, 311868), (72, 277216), (96, 207912), (128, 155934), (144, 138608), (192, 103956), (256, 77967), (288, 69304), (384, 51978), (576, 34652), (768, 25989), (1152, 17326), (2304, 8663)]