19858804

素因数分解:

$2^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1601}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 39832128

約数和(自身を除く): 19973324

約数列:

[1, 2, 4, 7, 14, 28, 443, 886, 1601, 1772, 3101, 3202, 6202, 6404, 11207, 12404, 22414, 44828, 709243, 1418486, 2836972, 4964701, 9929402, 19858804]

約数ペア:

[(1, 19858804), (2, 9929402), (4, 4964701), (7, 2836972), (14, 1418486), (28, 709243), (443, 44828), (886, 22414), (1601, 12404), (1772, 11207), (3101, 6404), (3202, 6202)]