19539122

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1907}}^1$

素因数の和:2065

約数の個数: 16

約数和(自身を含む): 30222720

約数和(自身を除く): 10683598

約数列:

[1, 2, 47, 94, 109, 218, 1907, 3814, 5123, 10246, 89629, 179258, 207863, 415726, 9769561, 19539122]

約数ペア:

[(1, 19539122), (2, 9769561), (47, 415726), (94, 207863), (109, 179258), (218, 89629), (1907, 10246), (3814, 5123)]