20383286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1237}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 38506752

約数和(自身を除く): 18123466

約数列:

[1, 2, 7, 11, 14, 22, 77, 107, 154, 214, 749, 1177, 1237, 1498, 2354, 2474, 8239, 8659, 13607, 16478, 17318, 27214, 95249, 132359, 190498, 264718, 926513, 1455949, 1853026, 2911898, 10191643, 20383286]

約数ペア:

[(1, 20383286), (2, 10191643), (7, 2911898), (11, 1853026), (14, 1455949), (22, 926513), (77, 264718), (107, 190498), (154, 132359), (214, 95249), (749, 27214), (1177, 17318), (1237, 16478), (1498, 13607), (2354, 8659), (2474, 8239)]