131923312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{191749}}^1$

素因数の和:191800

約数の個数: 20

約数和(自身を含む): 261547000

約数和(自身を除く): 129623688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 191749, 383498, 766996, 1533992, 3067984, 8245207, 16490414, 32980828, 65961656, 131923312]

約数ペア:

[(1, 131923312), (2, 65961656), (4, 32980828), (8, 16490414), (16, 8245207), (43, 3067984), (86, 1533992), (172, 766996), (344, 383498), (688, 191749)]