16440448

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 35006400

約数和(自身を除く): 18565952

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 103, 116, 128, 172, 206, 232, 344, 412, 464, 688, 824, 928, 1247, 1376, 1648, 1856, 2494, 2752, 2987, 3296, 3712, 4429, 4988, 5504, 5974, 6592, 8858, 9976, 11948, 13184, 17716, 19952, 23896, 35432, 39904, 47792, 70864, 79808, 95584, 128441, 141728, 159616, 191168, 256882, 283456, 382336, 513764, 566912, 1027528, 2055056, 4110112, 8220224, 16440448]

約数ペア:

[(1, 16440448), (2, 8220224), (4, 4110112), (8, 2055056), (16, 1027528), (29, 566912), (32, 513764), (43, 382336), (58, 283456), (64, 256882), (86, 191168), (103, 159616), (116, 141728), (128, 128441), (172, 95584), (206, 79808), (232, 70864), (344, 47792), (412, 39904), (464, 35432), (688, 23896), (824, 19952), (928, 17716), (1247, 13184), (1376, 11948), (1648, 9976), (1856, 8858), (2494, 6592), (2752, 5974), (2987, 5504), (3296, 4988), (3712, 4429)]