15128971844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28437917}}^1$

素因数の和:28437947

約数の個数: 24

約数和(自身を含む): 31850468160

約数和(自身を除く): 16721496316

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 28437917, 56875834, 113751668, 199065419, 398130838, 540320423, 796261676, 1080640846, 2161281692, 3782242961, 7564485922, 15128971844]

約数ペア:

[(1, 15128971844), (2, 7564485922), (4, 3782242961), (7, 2161281692), (14, 1080640846), (19, 796261676), (28, 540320423), (38, 398130838), (76, 199065419), (133, 113751668), (266, 56875834), (532, 28437917)]