20788012

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25601}}^1$

素因数の和:25641

約数の個数: 24

約数和(自身を含む): 43011360

約数和(自身を除く): 22223348

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25601, 51202, 102404, 179207, 358414, 716828, 742429, 1484858, 2969716, 5197003, 10394006, 20788012]

約数ペア:

[(1, 20788012), (2, 10394006), (4, 5197003), (7, 2969716), (14, 1484858), (28, 742429), (29, 716828), (58, 358414), (116, 179207), (203, 102404), (406, 51202), (812, 25601)]