19995206

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 37677312

約数和(自身を除く): 17682106

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 827, 1099, 1654, 1727, 2198, 3454, 5789, 9097, 11578, 12089, 18194, 24178, 63679, 127358, 129839, 259678, 908873, 1428229, 1817746, 2856458, 9997603, 19995206]

約数ペア:

[(1, 19995206), (2, 9997603), (7, 2856458), (11, 1817746), (14, 1428229), (22, 908873), (77, 259678), (154, 129839), (157, 127358), (314, 63679), (827, 24178), (1099, 18194), (1654, 12089), (1727, 11578), (2198, 9097), (3454, 5789)]