19921539

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5861}}^1$

素因数の和:5978

約数の個数: 16

約数和(自身を含む): 29263104

約数和(自身を除く): 9341565

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 5861, 17583, 64471, 193413, 603683, 1811049, 6640513, 19921539]

約数ペア:

[(1, 19921539), (3, 6640513), (11, 1811049), (33, 603683), (103, 193413), (309, 64471), (1133, 17583), (3399, 5861)]