19573708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 43190784

約数和(自身を除く): 23617076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 412, 617, 721, 1133, 1234, 1442, 2266, 2468, 2884, 4319, 4532, 6787, 7931, 8638, 13574, 15862, 17276, 27148, 31724, 47509, 63551, 95018, 127102, 190036, 254204, 444857, 699061, 889714, 1398122, 1779428, 2796244, 4893427, 9786854, 19573708]

約数ペア:

[(1, 19573708), (2, 9786854), (4, 4893427), (7, 2796244), (11, 1779428), (14, 1398122), (22, 889714), (28, 699061), (44, 444857), (77, 254204), (103, 190036), (154, 127102), (206, 95018), (308, 63551), (412, 47509), (617, 31724), (721, 27148), (1133, 17276), (1234, 15862), (1442, 13574), (2266, 8638), (2468, 7931), (2884, 6787), (4319, 4532)]