19619853

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 30989952

約数和(自身を除く): 11370099

約数列:

[1, 3, 11, 17, 33, 41, 51, 123, 187, 451, 561, 697, 853, 1353, 2091, 2559, 7667, 9383, 14501, 23001, 28149, 34973, 43503, 104919, 159511, 384703, 478533, 594541, 1154109, 1783623, 6539951, 19619853]

約数ペア:

[(1, 19619853), (3, 6539951), (11, 1783623), (17, 1154109), (33, 594541), (41, 478533), (51, 384703), (123, 159511), (187, 104919), (451, 43503), (561, 34973), (697, 28149), (853, 23001), (1353, 14501), (2091, 9383), (2559, 7667)]