11980688

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{5387}}^1$

素因数の和:5534

約数の個数: 20

約数和(自身を含む): 23383920

約数和(自身を除く): 11403232

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 5387, 10774, 21548, 43096, 86192, 748793, 1497586, 2995172, 5990344, 11980688]

約数ペア:

[(1, 11980688), (2, 5990344), (4, 2995172), (8, 1497586), (16, 748793), (139, 86192), (278, 43096), (556, 21548), (1112, 10774), (2224, 5387)]