19617405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4049}}^1$

素因数の和:4093

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 15374595

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4049, 4845, 12147, 20245, 60735, 68833, 76931, 206499, 230793, 344165, 384655, 1032495, 1153965, 1307827, 3923481, 6539135, 19617405]

約数ペア:

[(1, 19617405), (3, 6539135), (5, 3923481), (15, 1307827), (17, 1153965), (19, 1032495), (51, 384655), (57, 344165), (85, 230793), (95, 206499), (255, 76931), (285, 68833), (323, 60735), (969, 20245), (1615, 12147), (4049, 4845)]