20231988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2251}}^1$

素因数の和:2372

約数の個数: 48

約数和(自身を含む): 54480384

約数和(自身を除く): 34248396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2251, 2996, 4494, 4502, 6753, 8988, 9004, 13506, 15757, 27012, 31514, 47271, 63028, 94542, 189084, 240857, 481714, 722571, 963428, 1445142, 1685999, 2890284, 3371998, 5057997, 6743996, 10115994, 20231988]

約数ペア:

[(1, 20231988), (2, 10115994), (3, 6743996), (4, 5057997), (6, 3371998), (7, 2890284), (12, 1685999), (14, 1445142), (21, 963428), (28, 722571), (42, 481714), (84, 240857), (107, 189084), (214, 94542), (321, 63028), (428, 47271), (642, 31514), (749, 27012), (1284, 15757), (1498, 13506), (2247, 9004), (2251, 8988), (2996, 6753), (4494, 4502)]