219770896

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{79397}}^1$

素因数の和:79578

約数の個数: 20

約数和(自身を含む): 428272812

約数和(自身を除く): 208501916

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 79397, 158794, 317588, 635176, 1270352, 13735681, 27471362, 54942724, 109885448, 219770896]

約数ペア:

[(1, 219770896), (2, 109885448), (4, 54942724), (8, 27471362), (16, 13735681), (173, 1270352), (346, 635176), (692, 317588), (1384, 158794), (2768, 79397)]