19240858

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 36046080

約数和(自身を除く): 16805222

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1489, 1846, 2978, 6461, 10423, 12922, 19357, 20846, 38714, 105719, 135499, 211438, 270998, 740033, 1374347, 1480066, 2748694, 9620429, 19240858]

約数ペア:

[(1, 19240858), (2, 9620429), (7, 2748694), (13, 1480066), (14, 1374347), (26, 740033), (71, 270998), (91, 211438), (142, 135499), (182, 105719), (497, 38714), (923, 20846), (994, 19357), (1489, 12922), (1846, 10423), (2978, 6461)]