19053489

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 31739904

約数和(自身を除く): 12686415

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 983, 1491, 2769, 2949, 6461, 6881, 12779, 19383, 20643, 38337, 69793, 89453, 209379, 268359, 488551, 907309, 1465653, 2721927, 6351163, 19053489]

約数ペア:

[(1, 19053489), (3, 6351163), (7, 2721927), (13, 1465653), (21, 907309), (39, 488551), (71, 268359), (91, 209379), (213, 89453), (273, 69793), (497, 38337), (923, 20643), (983, 19383), (1491, 12779), (2769, 6881), (2949, 6461)]