20204632

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{857}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 43449120

約数和(自身を除く): 23244488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 857, 1684, 1714, 2947, 3368, 3428, 5894, 5999, 6856, 11788, 11998, 23576, 23996, 47992, 360797, 721594, 1443188, 2525579, 2886376, 5051158, 10102316, 20204632]

約数ペア:

[(1, 20204632), (2, 10102316), (4, 5051158), (7, 2886376), (8, 2525579), (14, 1443188), (28, 721594), (56, 360797), (421, 47992), (842, 23996), (857, 23576), (1684, 11998), (1714, 11788), (2947, 6856), (3368, 5999), (3428, 5894)]