20640072

素因数分解:

$2^3\times 3^1\times {\mathrm{233}}^1\times {\mathrm{3691}}^1$

素因数の和:3933

約数の個数: 32

約数和(自身を含む): 51835680

約数和(自身を除く): 31195608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 233, 466, 699, 932, 1398, 1864, 2796, 3691, 5592, 7382, 11073, 14764, 22146, 29528, 44292, 88584, 860003, 1720006, 2580009, 3440012, 5160018, 6880024, 10320036, 20640072]

約数ペア:

[(1, 20640072), (2, 10320036), (3, 6880024), (4, 5160018), (6, 3440012), (8, 2580009), (12, 1720006), (24, 860003), (233, 88584), (466, 44292), (699, 29528), (932, 22146), (1398, 14764), (1864, 11073), (2796, 7382), (3691, 5592)]