2161950208

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{383869}}^1$

素因数の和:383898

約数の個数: 40

約数和(自身を含む): 4712388120

約数和(自身を除く): 2550437912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 383869, 767738, 1535476, 3070952, 4222559, 6141904, 8445118, 12283808, 16890236, 24567616, 33780472, 49135232, 67560944, 98270464, 135121888, 196540928, 270243776, 540487552, 1080975104, 2161950208]

約数ペア:

[(1, 2161950208), (2, 1080975104), (4, 540487552), (8, 270243776), (11, 196540928), (16, 135121888), (22, 98270464), (32, 67560944), (44, 49135232), (64, 33780472), (88, 24567616), (128, 16890236), (176, 12283808), (256, 8445118), (352, 6141904), (512, 4222559), (704, 3070952), (1408, 1535476), (2816, 767738), (5632, 383869)]