20996416

素因数分解:

$2^6\times 7^1\times {\mathrm{46867}}^1$

素因数の和:46886

約数の個数: 28

約数和(自身を含む): 47617888

約数和(自身を除く): 26621472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 46867, 93734, 187468, 328069, 374936, 656138, 749872, 1312276, 1499744, 2624552, 2999488, 5249104, 10498208, 20996416]

約数ペア:

[(1, 20996416), (2, 10498208), (4, 5249104), (7, 2999488), (8, 2624552), (14, 1499744), (16, 1312276), (28, 749872), (32, 656138), (56, 374936), (64, 328069), (112, 187468), (224, 93734), (448, 46867)]