19492025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3593}}^1$

素因数の和:3641

約数の個数: 24

約数和(自身を含む): 28521984

約数和(自身を除く): 9029959

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 3593, 5425, 17965, 25151, 89825, 111383, 125755, 556915, 628775, 779681, 2784575, 3898405, 19492025]

約数ペア:

[(1, 19492025), (5, 3898405), (7, 2784575), (25, 779681), (31, 628775), (35, 556915), (155, 125755), (175, 111383), (217, 89825), (775, 25151), (1085, 17965), (3593, 5425)]