19441664

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23015296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 863, 1024, 1408, 1726, 2048, 2816, 3452, 5632, 6904, 9493, 11264, 13808, 18986, 22528, 27616, 37972, 55232, 75944, 110464, 151888, 220928, 303776, 441856, 607552, 883712, 1215104, 1767424, 2430208, 4860416, 9720832, 19441664]

約数ペア:

[(1, 19441664), (2, 9720832), (4, 4860416), (8, 2430208), (11, 1767424), (16, 1215104), (22, 883712), (32, 607552), (44, 441856), (64, 303776), (88, 220928), (128, 151888), (176, 110464), (256, 75944), (352, 55232), (512, 37972), (704, 27616), (863, 22528), (1024, 18986), (1408, 13808), (1726, 11264), (2048, 9493), (2816, 6904), (3452, 5632)]