20528024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{487}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 42163200

約数和(自身を除く): 21635176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 479, 487, 958, 974, 1916, 1948, 3832, 3896, 5269, 5357, 10538, 10714, 21076, 21428, 42152, 42856, 233273, 466546, 933092, 1866184, 2566003, 5132006, 10264012, 20528024]

約数ペア:

[(1, 20528024), (2, 10264012), (4, 5132006), (8, 2566003), (11, 1866184), (22, 933092), (44, 466546), (88, 233273), (479, 42856), (487, 42152), (958, 21428), (974, 21076), (1916, 10714), (1948, 10538), (3832, 5357), (3896, 5269)]