20310381

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24799}}^1$

素因数の和:24825

約数の個数: 24

約数和(自身を含む): 36108800

約数和(自身を除く): 15798419

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24799, 74397, 173593, 223191, 322387, 520779, 967161, 1562337, 2256709, 2901483, 6770127, 20310381]

約数ペア:

[(1, 20310381), (3, 6770127), (7, 2901483), (9, 2256709), (13, 1562337), (21, 967161), (39, 520779), (63, 322387), (91, 223191), (117, 173593), (273, 74397), (819, 24799)]