19245325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 26605440

約数和(自身を除く): 7360115

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 1489, 2585, 7445, 12925, 16379, 37225, 69983, 81895, 349915, 409475, 769813, 1749575, 3849065, 19245325]

約数ペア:

[(1, 19245325), (5, 3849065), (11, 1749575), (25, 769813), (47, 409475), (55, 349915), (235, 81895), (275, 69983), (517, 37225), (1175, 16379), (1489, 12925), (2585, 7445)]