13513978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1019}}^1$

素因数の和:1389

約数の個数: 16

約数和(自身を含む): 21420000

約数和(自身を除く): 7906022

約数列:

[1, 2, 19, 38, 349, 698, 1019, 2038, 6631, 13262, 19361, 38722, 355631, 711262, 6756989, 13513978]

約数ペア:

[(1, 13513978), (2, 6756989), (19, 711262), (38, 355631), (349, 38722), (698, 19361), (1019, 13262), (2038, 6631)]