20558488

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48487}}^1$

素因数の和:48546

約数の個数: 16

約数和(自身を含む): 39275280

約数和(自身を除く): 18716792

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48487, 96974, 193948, 387896, 2569811, 5139622, 10279244, 20558488]

約数ペア:

[(1, 20558488), (2, 10279244), (4, 5139622), (8, 2569811), (53, 387896), (106, 193948), (212, 96974), (424, 48487)]