54181708

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{18787}}^1$

素因数の和:18901

約数の個数: 24

約数和(自身を含む): 109421312

約数和(自身を除く): 55239604

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 18787, 37574, 75148, 131509, 263018, 526036, 1935061, 3870122, 7740244, 13545427, 27090854, 54181708]

約数ペア:

[(1, 54181708), (2, 27090854), (4, 13545427), (7, 7740244), (14, 3870122), (28, 1935061), (103, 526036), (206, 263018), (412, 131509), (721, 75148), (1442, 37574), (2884, 18787)]