128451808

素因数分解:

$2^5\times {\mathrm{173}}^1\times {\mathrm{23203}}^1$

素因数の和:23386

約数の個数: 24

約数和(自身を含む): 254362248

約数和(自身を除く): 125910440

約数列:

[1, 2, 4, 8, 16, 32, 173, 346, 692, 1384, 2768, 5536, 23203, 46406, 92812, 185624, 371248, 742496, 4014119, 8028238, 16056476, 32112952, 64225904, 128451808]

約数ペア:

[(1, 128451808), (2, 64225904), (4, 32112952), (8, 16056476), (16, 8028238), (32, 4014119), (173, 742496), (346, 371248), (692, 185624), (1384, 92812), (2768, 46406), (5536, 23203)]