20446993188

素因数分解:

$2^2\times 3^3\times {\mathrm{163}}^1\times {\mathrm{1161497}}^1$

素因数の和:1161673

約数の個数: 48

約数和(自身を含む): 53335988160

約数和(自身を除く): 32888994972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 163, 326, 489, 652, 978, 1467, 1956, 2934, 4401, 5868, 8802, 17604, 1161497, 2322994, 3484491, 4645988, 6968982, 10453473, 13937964, 20906946, 31360419, 41813892, 62720838, 125441676, 189324011, 378648022, 567972033, 757296044, 1135944066, 1703916099, 2271888132, 3407832198, 5111748297, 6815664396, 10223496594, 20446993188]

約数ペア:

[(1, 20446993188), (2, 10223496594), (3, 6815664396), (4, 5111748297), (6, 3407832198), (9, 2271888132), (12, 1703916099), (18, 1135944066), (27, 757296044), (36, 567972033), (54, 378648022), (108, 189324011), (163, 125441676), (326, 62720838), (489, 41813892), (652, 31360419), (978, 20906946), (1467, 13937964), (1956, 10453473), (2934, 6968982), (4401, 4645988), (5868, 3484491), (8802, 2322994), (17604, 1161497)]