20149808

素因数分解:

$2^4\times 7^1\times {\mathrm{179909}}^1$

素因数の和:179924

約数の個数: 20

約数和(自身を含む): 44617680

約数和(自身を除く): 24467872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179909, 359818, 719636, 1259363, 1439272, 2518726, 2878544, 5037452, 10074904, 20149808]

約数ペア:

[(1, 20149808), (2, 10074904), (4, 5037452), (7, 2878544), (8, 2518726), (14, 1439272), (16, 1259363), (28, 719636), (56, 359818), (112, 179909)]