20688072

素因数分解:

$2^3\times 3^1\times {\mathrm{373}}^1\times {\mathrm{2311}}^1$

素因数の和:2693

約数の個数: 32

約数和(自身を含む): 51881280

約数和(自身を除く): 31193208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 373, 746, 1119, 1492, 2238, 2311, 2984, 4476, 4622, 6933, 8952, 9244, 13866, 18488, 27732, 55464, 862003, 1724006, 2586009, 3448012, 5172018, 6896024, 10344036, 20688072]

約数ペア:

[(1, 20688072), (2, 10344036), (3, 6896024), (4, 5172018), (6, 3448012), (8, 2586009), (12, 1724006), (24, 862003), (373, 55464), (746, 27732), (1119, 18488), (1492, 13866), (2238, 9244), (2311, 8952), (2984, 6933), (4476, 4622)]