51220816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139187}}^1$

素因数の和:139218

約数の個数: 20

約数和(自身を含む): 103555872

約数和(自身を除く): 52335056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 139187, 278374, 556748, 1113496, 2226992, 3201301, 6402602, 12805204, 25610408, 51220816]

約数ペア:

[(1, 51220816), (2, 25610408), (4, 12805204), (8, 6402602), (16, 3201301), (23, 2226992), (46, 1113496), (92, 556748), (184, 278374), (368, 139187)]