20173911352

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18960443}}^1$

素因数の和:18960475

約数の個数: 32

約数和(自身を含む): 45505065600

約数和(自身を除く): 25331154248

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18960443, 37920886, 75841772, 132723101, 151683544, 265446202, 360248417, 530892404, 720496834, 1061784808, 1440993668, 2521738919, 2881987336, 5043477838, 10086955676, 20173911352]

約数ペア:

[(1, 20173911352), (2, 10086955676), (4, 5043477838), (7, 2881987336), (8, 2521738919), (14, 1440993668), (19, 1061784808), (28, 720496834), (38, 530892404), (56, 360248417), (76, 265446202), (133, 151683544), (152, 132723101), (266, 75841772), (532, 37920886), (1064, 18960443)]