20668447

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 23436000

約数和(自身を除く): 2767553

約数列:

[1, 17, 19, 61, 323, 1037, 1049, 1159, 17833, 19703, 19931, 63989, 338827, 1087813, 1215791, 20668447]

約数ペア:

[(1, 20668447), (17, 1215791), (19, 1087813), (61, 338827), (323, 63989), (1037, 19931), (1049, 19703), (1159, 17833)]