19603143

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5101}}^1$

素因数の和:5175

約数の個数: 24

約数和(自身を含む): 32897696

約数和(自身を除く): 13294553

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 5101, 15303, 35707, 45909, 107121, 311161, 321363, 933483, 2178127, 2800449, 6534381, 19603143]

約数ペア:

[(1, 19603143), (3, 6534381), (7, 2800449), (9, 2178127), (21, 933483), (61, 321363), (63, 311161), (183, 107121), (427, 45909), (549, 35707), (1281, 15303), (3843, 5101)]