19951954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 33970176

約数和(自身を除く): 14018222

約数列:

[1, 2, 11, 22, 37, 74, 127, 193, 254, 386, 407, 814, 1397, 2123, 2794, 4246, 4699, 7141, 9398, 14282, 24511, 49022, 51689, 78551, 103378, 157102, 269621, 539242, 906907, 1813814, 9975977, 19951954]

約数ペア:

[(1, 19951954), (2, 9975977), (11, 1813814), (22, 906907), (37, 539242), (74, 269621), (127, 157102), (193, 103378), (254, 78551), (386, 51689), (407, 49022), (814, 24511), (1397, 14282), (2123, 9398), (2794, 7141), (4246, 4699)]