20208804195

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{321617}}^1$

素因数の和:321755

約数の個数: 32

約数和(自身を含む): 33345354240

約数和(自身を除く): 13136550045

約数列:

[1, 3, 5, 15, 59, 71, 177, 213, 295, 355, 885, 1065, 4189, 12567, 20945, 62835, 321617, 964851, 1608085, 4824255, 18975403, 22834807, 56926209, 68504421, 94877015, 114174035, 284631045, 342522105, 1347253613, 4041760839, 6736268065, 20208804195]

約数ペア:

[(1, 20208804195), (3, 6736268065), (5, 4041760839), (15, 1347253613), (59, 342522105), (71, 284631045), (177, 114174035), (213, 94877015), (295, 68504421), (355, 56926209), (885, 22834807), (1065, 18975403), (4189, 4824255), (12567, 1608085), (20945, 964851), (62835, 321617)]