19812254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1013}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 37380096

約数和(自身を除く): 17567842

約数列:

[1, 2, 7, 11, 14, 22, 77, 127, 154, 254, 889, 1013, 1397, 1778, 2026, 2794, 7091, 9779, 11143, 14182, 19558, 22286, 78001, 128651, 156002, 257302, 900557, 1415161, 1801114, 2830322, 9906127, 19812254]

約数ペア:

[(1, 19812254), (2, 9906127), (7, 2830322), (11, 1801114), (14, 1415161), (22, 900557), (77, 257302), (127, 156002), (154, 128651), (254, 78001), (889, 22286), (1013, 19558), (1397, 14182), (1778, 11143), (2026, 9779), (2794, 7091)]