20279042

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10891}}^1$

素因数の和:10926

約数の個数: 24

約数和(自身を含む): 37250640

約数和(自身を除く): 16971598

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10891, 21782, 76237, 152474, 206929, 413858, 533659, 1067318, 1448503, 2897006, 10139521, 20279042]

約数ペア:

[(1, 20279042), (2, 10139521), (7, 2897006), (14, 1448503), (19, 1067318), (38, 533659), (49, 413858), (98, 206929), (133, 152474), (266, 76237), (931, 21782), (1862, 10891)]