20967243

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 32

約数和(自身を含む): 31622400

約数和(自身を除く): 10655157

約数列:

[1, 3, 11, 33, 59, 89, 121, 177, 267, 363, 649, 979, 1331, 1947, 2937, 3993, 5251, 7139, 10769, 15753, 21417, 32307, 57761, 78529, 118459, 173283, 235587, 355377, 635371, 1906113, 6989081, 20967243]

約数ペア:

[(1, 20967243), (3, 6989081), (11, 1906113), (33, 635371), (59, 355377), (89, 235587), (121, 173283), (177, 118459), (267, 78529), (363, 57761), (649, 32307), (979, 21417), (1331, 15753), (1947, 10769), (2937, 7139), (3993, 5251)]