19239003

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9851}}^1$

素因数の和:9895

約数の個数: 24

約数和(自身を含む): 32787456

約数和(自身を除く): 13548453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9851, 29553, 68957, 88659, 206871, 305381, 620613, 916143, 2137667, 2748429, 6413001, 19239003]

約数ペア:

[(1, 19239003), (3, 6413001), (7, 2748429), (9, 2137667), (21, 916143), (31, 620613), (63, 305381), (93, 206871), (217, 88659), (279, 68957), (651, 29553), (1953, 9851)]