20535542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1231}}^1$

素因数の和:1691

約数の個数: 16

約数和(自身を含む): 32524800

約数和(自身を除く): 11989258

約数列:

[1, 2, 19, 38, 439, 878, 1231, 2462, 8341, 16682, 23389, 46778, 540409, 1080818, 10267771, 20535542]

約数ペア:

[(1, 20535542), (2, 10267771), (19, 1080818), (38, 540409), (439, 46778), (878, 23389), (1231, 16682), (2462, 8341)]