18694144

素因数分解:

$2^{14}\times 7^1\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 42990304

約数和(自身を除く): 24296160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 163, 224, 256, 326, 448, 512, 652, 896, 1024, 1141, 1304, 1792, 2048, 2282, 2608, 3584, 4096, 4564, 5216, 7168, 8192, 9128, 10432, 14336, 16384, 18256, 20864, 28672, 36512, 41728, 57344, 73024, 83456, 114688, 146048, 166912, 292096, 333824, 584192, 667648, 1168384, 1335296, 2336768, 2670592, 4673536, 9347072, 18694144]

約数ペア:

[(1, 18694144), (2, 9347072), (4, 4673536), (7, 2670592), (8, 2336768), (14, 1335296), (16, 1168384), (28, 667648), (32, 584192), (56, 333824), (64, 292096), (112, 166912), (128, 146048), (163, 114688), (224, 83456), (256, 73024), (326, 57344), (448, 41728), (512, 36512), (652, 28672), (896, 20864), (1024, 18256), (1141, 16384), (1304, 14336), (1792, 10432), (2048, 9128), (2282, 8192), (2608, 7168), (3584, 5216), (4096, 4564)]