213889904

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{82013}}^1$

素因数の和:82184

約数の個数: 20

約数和(自身を含む): 416959176

約数和(自身を除く): 203069272

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 82013, 164026, 328052, 656104, 1312208, 13368119, 26736238, 53472476, 106944952, 213889904]

約数ペア:

[(1, 213889904), (2, 106944952), (4, 53472476), (8, 26736238), (16, 13368119), (163, 1312208), (326, 656104), (652, 328052), (1304, 164026), (2608, 82013)]