19723232

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8681}}^1$

素因数の和:8762

約数の個数: 24

約数和(自身を含む): 39381552

約数和(自身を除く): 19658320

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8681, 17362, 34724, 69448, 138896, 277792, 616351, 1232702, 2465404, 4930808, 9861616, 19723232]

約数ペア:

[(1, 19723232), (2, 9861616), (4, 4930808), (8, 2465404), (16, 1232702), (32, 616351), (71, 277792), (142, 138896), (284, 69448), (568, 34724), (1136, 17362), (2272, 8681)]