20948788

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25799}}^1$

素因数の和:25839

約数の個数: 24

約数和(自身を含む): 43344000

約数和(自身を除く): 22395212

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25799, 51598, 103196, 180593, 361186, 722372, 748171, 1496342, 2992684, 5237197, 10474394, 20948788]

約数ペア:

[(1, 20948788), (2, 10474394), (4, 5237197), (7, 2992684), (14, 1496342), (28, 748171), (29, 722372), (58, 361186), (116, 180593), (203, 103196), (406, 51598), (812, 25799)]