20180391063

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{177007}}^1$

素因数の和:177167

約数の個数: 32

約数和(自身を含む): 31606548480

約数和(自身を除く): 11426157417

約数列:

[1, 3, 7, 21, 61, 89, 183, 267, 427, 623, 1281, 1869, 5429, 16287, 38003, 114009, 177007, 531021, 1239049, 3717147, 10797427, 15753623, 32392281, 47260869, 75581989, 110275361, 226745967, 330826083, 960971003, 2882913009, 6726797021, 20180391063]

約数ペア:

[(1, 20180391063), (3, 6726797021), (7, 2882913009), (21, 960971003), (61, 330826083), (89, 226745967), (183, 110275361), (267, 75581989), (427, 47260869), (623, 32392281), (1281, 15753623), (1869, 10797427), (5429, 3717147), (16287, 1239049), (38003, 531021), (114009, 177007)]