20518190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26647}}^1$

素因数の和:26672

約数の個数: 32

約数和(自身を含む): 46047744

約数和(自身を除く): 25529554

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26647, 53294, 133235, 186529, 266470, 293117, 373058, 586234, 932645, 1465585, 1865290, 2051819, 2931170, 4103638, 10259095, 20518190]

約数ペア:

[(1, 20518190), (2, 10259095), (5, 4103638), (7, 2931170), (10, 2051819), (11, 1865290), (14, 1465585), (22, 932645), (35, 586234), (55, 373058), (70, 293117), (77, 266470), (110, 186529), (154, 133235), (385, 53294), (770, 26647)]