18236416

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{1619}}^1$

素因数の和:1650

約数の個数: 44

約数和(自身を含む): 39793680

約数和(自身を除く): 21557264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 1619, 2816, 3238, 5632, 6476, 11264, 12952, 17809, 25904, 35618, 51808, 71236, 103616, 142472, 207232, 284944, 414464, 569888, 828928, 1139776, 1657856, 2279552, 4559104, 9118208, 18236416]

約数ペア:

[(1, 18236416), (2, 9118208), (4, 4559104), (8, 2279552), (11, 1657856), (16, 1139776), (22, 828928), (32, 569888), (44, 414464), (64, 284944), (88, 207232), (128, 142472), (176, 103616), (256, 71236), (352, 51808), (512, 35618), (704, 25904), (1024, 17809), (1408, 12952), (1619, 11264), (2816, 6476), (3238, 5632)]