189902008

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{285997}}^1$

素因数の和:286086

約数の個数: 16

約数和(自身を含む): 360357480

約数和(自身を除く): 170455472

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 285997, 571994, 1143988, 2287976, 23737751, 47475502, 94951004, 189902008]

約数ペア:

[(1, 189902008), (2, 94951004), (4, 47475502), (8, 23737751), (83, 2287976), (166, 1143988), (332, 571994), (664, 285997)]