18950895

素因数分解:

$3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{613}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 33892800

約数和(自身を除く): 14941905

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 229, 613, 687, 1145, 1839, 2061, 3065, 3435, 5517, 6183, 9195, 10305, 16551, 27585, 30915, 82755, 140377, 421131, 701885, 1263393, 2105655, 3790179, 6316965, 18950895]

約数ペア:

[(1, 18950895), (3, 6316965), (5, 3790179), (9, 2105655), (15, 1263393), (27, 701885), (45, 421131), (135, 140377), (229, 82755), (613, 30915), (687, 27585), (1145, 16551), (1839, 10305), (2061, 9195), (3065, 6183), (3435, 5517)]