20243385

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 36334080

約数和(自身を除く): 16090695

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 339, 565, 1017, 1327, 1695, 3051, 3981, 5085, 6635, 11943, 15255, 19905, 35829, 59715, 149951, 179145, 449853, 749755, 1349559, 2249265, 4048677, 6747795, 20243385]

約数ペア:

[(1, 20243385), (3, 6747795), (5, 4048677), (9, 2249265), (15, 1349559), (27, 749755), (45, 449853), (113, 179145), (135, 149951), (339, 59715), (565, 35829), (1017, 19905), (1327, 15255), (1695, 11943), (3051, 6635), (3981, 5085)]