19265204

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16001}}^1$

素因数の和:16055

約数の個数: 24

約数和(自身を含む): 39428928

約数和(自身を除く): 20163724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16001, 32002, 64004, 112007, 224014, 448028, 688043, 1376086, 2752172, 4816301, 9632602, 19265204]

約数ペア:

[(1, 19265204), (2, 9632602), (4, 4816301), (7, 2752172), (14, 1376086), (28, 688043), (43, 448028), (86, 224014), (172, 112007), (301, 64004), (602, 32002), (1204, 16001)]