19302745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 29143296

約数和(自身を除く): 9840551

約数列:

[1, 5, 7, 11, 35, 55, 77, 181, 277, 385, 905, 1267, 1385, 1939, 1991, 3047, 6335, 9695, 9955, 13937, 15235, 21329, 50137, 69685, 106645, 250685, 350959, 551507, 1754795, 2757535, 3860549, 19302745]

約数ペア:

[(1, 19302745), (5, 3860549), (7, 2757535), (11, 1754795), (35, 551507), (55, 350959), (77, 250685), (181, 106645), (277, 69685), (385, 50137), (905, 21329), (1267, 15235), (1385, 13937), (1939, 9955), (1991, 9695), (3047, 6335)]