20168653904

素因数分解:

$2^4\times 7^1\times {\mathrm{180077267}}^1$

素因数の和:180077282

約数の個数: 20

約数和(自身を含む): 44659162464

約数和(自身を除く): 24490508560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180077267, 360154534, 720309068, 1260540869, 1440618136, 2521081738, 2881236272, 5042163476, 10084326952, 20168653904]

約数ペア:

[(1, 20168653904), (2, 10084326952), (4, 5042163476), (7, 2881236272), (8, 2521081738), (14, 1440618136), (16, 1260540869), (28, 720309068), (56, 360154534), (112, 180077267)]