20856156

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{36979}}^1$

素因数の和:37033

約数の個数: 24

約数和(自身を含む): 49701120

約数和(自身を除く): 28844964

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 36979, 73958, 110937, 147916, 221874, 443748, 1738013, 3476026, 5214039, 6952052, 10428078, 20856156]

約数ペア:

[(1, 20856156), (2, 10428078), (3, 6952052), (4, 5214039), (6, 3476026), (12, 1738013), (47, 443748), (94, 221874), (141, 147916), (188, 110937), (282, 73958), (564, 36979)]