19914272

素因数分解:

$2^5\times 7^1\times {\mathrm{88903}}^1$

素因数の和:88920

約数の個数: 24

約数和(自身を含む): 44807616

約数和(自身を除く): 24893344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 88903, 177806, 355612, 622321, 711224, 1244642, 1422448, 2489284, 2844896, 4978568, 9957136, 19914272]

約数ペア:

[(1, 19914272), (2, 9957136), (4, 4978568), (7, 2844896), (8, 2489284), (14, 1422448), (16, 1244642), (28, 711224), (32, 622321), (56, 355612), (112, 177806), (224, 88903)]