19278490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25037}}^1$

素因数の和:25062

約数の個数: 32

約数和(自身を含む): 43265664

約数和(自身を除く): 23987174

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25037, 50074, 125185, 175259, 250370, 275407, 350518, 550814, 876295, 1377035, 1752590, 1927849, 2754070, 3855698, 9639245, 19278490]

約数ペア:

[(1, 19278490), (2, 9639245), (5, 3855698), (7, 2754070), (10, 1927849), (11, 1752590), (14, 1377035), (22, 876295), (35, 550814), (55, 350518), (70, 275407), (77, 250370), (110, 175259), (154, 125185), (385, 50074), (770, 25037)]