19455248

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{2137}}^1$

素因数の和:2714

約数の個数: 20

約数和(自身を含む): 37778460

約数和(自身を除く): 18323212

約数列:

[1, 2, 4, 8, 16, 569, 1138, 2137, 2276, 4274, 4552, 8548, 9104, 17096, 34192, 1215953, 2431906, 4863812, 9727624, 19455248]

約数ペア:

[(1, 19455248), (2, 9727624), (4, 4863812), (8, 2431906), (16, 1215953), (569, 34192), (1138, 17096), (2137, 9104), (2276, 8548), (4274, 4552)]