211995664

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{34061}}^1$

素因数の和:34458

約数の個数: 20

約数和(自身を含む): 411809580

約数和(自身を除く): 199813916

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 34061, 68122, 136244, 272488, 544976, 13249729, 26499458, 52998916, 105997832, 211995664]

約数ペア:

[(1, 211995664), (2, 105997832), (4, 52998916), (8, 26499458), (16, 13249729), (389, 544976), (778, 272488), (1556, 136244), (3112, 68122), (6224, 34061)]