19913344

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{14143}}^1$

素因数の和:14168

約数の個数: 32

約数和(自身を含む): 43280640

約数和(自身を除く): 23367296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 14143, 28286, 56572, 113144, 155573, 226288, 311146, 452576, 622292, 905152, 1244584, 1810304, 2489168, 4978336, 9956672, 19913344]

約数ペア:

[(1, 19913344), (2, 9956672), (4, 4978336), (8, 2489168), (11, 1810304), (16, 1244584), (22, 905152), (32, 622292), (44, 452576), (64, 311146), (88, 226288), (128, 155573), (176, 113144), (352, 56572), (704, 28286), (1408, 14143)]