20628272

素因数分解:

$2^4\times 7^1\times {\mathrm{184181}}^1$

素因数の和:184196

約数の個数: 20

約数和(自身を含む): 45677136

約数和(自身を除く): 25048864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184181, 368362, 736724, 1289267, 1473448, 2578534, 2946896, 5157068, 10314136, 20628272]

約数ペア:

[(1, 20628272), (2, 10314136), (4, 5157068), (7, 2946896), (8, 2578534), (14, 1473448), (16, 1289267), (28, 736724), (56, 368362), (112, 184181)]