19986896

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5503}}^1$

素因数の和:5738

約数の個数: 20

約数和(自身を含む): 38902272

約数和(自身を除く): 18915376

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5503, 11006, 22012, 44024, 88048, 1249181, 2498362, 4996724, 9993448, 19986896]

約数ペア:

[(1, 19986896), (2, 9993448), (4, 4996724), (8, 2498362), (16, 1249181), (227, 88048), (454, 44024), (908, 22012), (1816, 11006), (3632, 5503)]