9992988

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1997}}^1$

素因数の和:2146

約数の個数: 36

約数和(自身を含む): 25454520

約数和(自身を除く): 15461532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 1997, 2502, 3994, 5004, 5991, 7988, 11982, 17973, 23964, 35946, 71892, 277583, 555166, 832749, 1110332, 1665498, 2498247, 3330996, 4996494, 9992988]

約数ペア:

[(1, 9992988), (2, 4996494), (3, 3330996), (4, 2498247), (6, 1665498), (9, 1110332), (12, 832749), (18, 555166), (36, 277583), (139, 71892), (278, 35946), (417, 23964), (556, 17973), (834, 11982), (1251, 7988), (1668, 5991), (1997, 5004), (2502, 3994)]