27862768

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{20981}}^1$

素因数の和:21072

約数の個数: 20

約数和(自身を含む): 54637128

約数和(自身を除く): 26774360

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 20981, 41962, 83924, 167848, 335696, 1741423, 3482846, 6965692, 13931384, 27862768]

約数ペア:

[(1, 27862768), (2, 13931384), (4, 6965692), (8, 3482846), (16, 1741423), (83, 335696), (166, 167848), (332, 83924), (664, 41962), (1328, 20981)]