19458670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 44914176

約数和(自身を除く): 25455506

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 683, 770, 814, 1295, 1366, 2035, 2590, 2849, 3415, 4070, 4781, 5698, 6830, 7513, 9562, 14245, 15026, 23905, 25271, 28490, 37565, 47810, 50542, 52591, 75130, 105182, 126355, 176897, 252710, 262955, 277981, 353794, 525910, 555962, 884485, 1389905, 1768970, 1945867, 2779810, 3891734, 9729335, 19458670]

約数ペア:

[(1, 19458670), (2, 9729335), (5, 3891734), (7, 2779810), (10, 1945867), (11, 1768970), (14, 1389905), (22, 884485), (35, 555962), (37, 525910), (55, 353794), (70, 277981), (74, 262955), (77, 252710), (110, 176897), (154, 126355), (185, 105182), (259, 75130), (370, 52591), (385, 50542), (407, 47810), (518, 37565), (683, 28490), (770, 25271), (814, 23905), (1295, 15026), (1366, 14245), (2035, 9562), (2590, 7513), (2849, 6830), (3415, 5698), (4070, 4781)]