20422548

素因数分解:

$2^2\times 3^2\times {\mathrm{569}}^1\times {\mathrm{997}}^1$

素因数の和:1576

約数の個数: 36

約数和(自身を含む): 51766260

約数和(自身を除く): 31343712

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 569, 997, 1138, 1707, 1994, 2276, 2991, 3414, 3988, 5121, 5982, 6828, 8973, 10242, 11964, 17946, 20484, 35892, 567293, 1134586, 1701879, 2269172, 3403758, 5105637, 6807516, 10211274, 20422548]

約数ペア:

[(1, 20422548), (2, 10211274), (3, 6807516), (4, 5105637), (6, 3403758), (9, 2269172), (12, 1701879), (18, 1134586), (36, 567293), (569, 35892), (997, 20484), (1138, 17946), (1707, 11964), (1994, 10242), (2276, 8973), (2991, 6828), (3414, 5982), (3988, 5121)]