20191539968

素因数分解:

$2^8\times {\mathrm{1097}}^1\times {\mathrm{71899}}^1$

素因数の和:73012

約数の個数: 36

約数和(自身を含む): 40341508200

約数和(自身を除く): 20149968232

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1097, 2194, 4388, 8776, 17552, 35104, 70208, 71899, 140416, 143798, 280832, 287596, 575192, 1150384, 2300768, 4601536, 9203072, 18406144, 78873203, 157746406, 315492812, 630985624, 1261971248, 2523942496, 5047884992, 10095769984, 20191539968]

約数ペア:

[(1, 20191539968), (2, 10095769984), (4, 5047884992), (8, 2523942496), (16, 1261971248), (32, 630985624), (64, 315492812), (128, 157746406), (256, 78873203), (1097, 18406144), (2194, 9203072), (4388, 4601536), (8776, 2300768), (17552, 1150384), (35104, 575192), (70208, 287596), (71899, 280832), (140416, 143798)]