19726185

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9461}}^1$

素因数の和:9608

約数の個数: 16

約数和(自身を含む): 31792320

約数和(自身を除く): 12066135

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 9461, 28383, 47305, 141915, 1315079, 3945237, 6575395, 19726185]

約数ペア:

[(1, 19726185), (3, 6575395), (5, 3945237), (15, 1315079), (139, 141915), (417, 47305), (695, 28383), (2085, 9461)]