18789376

素因数分解:

$2^{10}\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 44

約数和(自身を含む): 38319840

約数和(自身を除く): 19530464

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 311, 472, 512, 622, 944, 1024, 1244, 1888, 2488, 3776, 4976, 7552, 9952, 15104, 18349, 19904, 30208, 36698, 39808, 60416, 73396, 79616, 146792, 159232, 293584, 318464, 587168, 1174336, 2348672, 4697344, 9394688, 18789376]

約数ペア:

[(1, 18789376), (2, 9394688), (4, 4697344), (8, 2348672), (16, 1174336), (32, 587168), (59, 318464), (64, 293584), (118, 159232), (128, 146792), (236, 79616), (256, 73396), (311, 60416), (472, 39808), (512, 36698), (622, 30208), (944, 19904), (1024, 18349), (1244, 15104), (1888, 9952), (2488, 7552), (3776, 4976)]