19065536

素因数分解:

$2^6\times 7^1\times {\mathrm{42557}}^1$

素因数の和:42576

約数の個数: 28

約数和(自身を含む): 43238928

約数和(自身を除く): 24173392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 42557, 85114, 170228, 297899, 340456, 595798, 680912, 1191596, 1361824, 2383192, 2723648, 4766384, 9532768, 19065536]

約数ペア:

[(1, 19065536), (2, 9532768), (4, 4766384), (7, 2723648), (8, 2383192), (14, 1361824), (16, 1191596), (28, 680912), (32, 595798), (56, 340456), (64, 297899), (112, 170228), (224, 85114), (448, 42557)]