20354763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 32

約数和(自身を含む): 33772032

約数和(自身を除く): 13417269

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2791, 7293, 8373, 30701, 36283, 47447, 92103, 108849, 142341, 399113, 521917, 616811, 1197339, 1565751, 1850433, 6784921, 20354763]

約数ペア:

[(1, 20354763), (3, 6784921), (11, 1850433), (13, 1565751), (17, 1197339), (33, 616811), (39, 521917), (51, 399113), (143, 142341), (187, 108849), (221, 92103), (429, 47447), (561, 36283), (663, 30701), (2431, 8373), (2791, 7293)]