19400742

素因数分解:

$2^1\times 3^3\times {\mathrm{443}}^1\times {\mathrm{811}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 43263360

約数和(自身を除く): 23862618

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 443, 811, 886, 1329, 1622, 2433, 2658, 3987, 4866, 7299, 7974, 11961, 14598, 21897, 23922, 43794, 359273, 718546, 1077819, 2155638, 3233457, 6466914, 9700371, 19400742]

約数ペア:

[(1, 19400742), (2, 9700371), (3, 6466914), (6, 3233457), (9, 2155638), (18, 1077819), (27, 718546), (54, 359273), (443, 43794), (811, 23922), (886, 21897), (1329, 14598), (1622, 11961), (2433, 7974), (2658, 7299), (3987, 4866)]