20911110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63367}}^1$

素因数の和:63388

約数の個数: 32

約数和(自身を含む): 54749952

約数和(自身を除く): 33838842

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 63367, 126734, 190101, 316835, 380202, 633670, 697037, 950505, 1394074, 1901010, 2091111, 3485185, 4182222, 6970370, 10455555, 20911110]

約数ペア:

[(1, 20911110), (2, 10455555), (3, 6970370), (5, 4182222), (6, 3485185), (10, 2091111), (11, 1901010), (15, 1394074), (22, 950505), (30, 697037), (33, 633670), (55, 380202), (66, 316835), (110, 190101), (165, 126734), (330, 63367)]