20161668176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96931097}}^1$

素因数の和:96931118

約数の個数: 20

約数和(自身を含む): 42068096532

約数和(自身を除く): 21906428356

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96931097, 193862194, 387724388, 775448776, 1260104261, 1550897552, 2520208522, 5040417044, 10080834088, 20161668176]

約数ペア:

[(1, 20161668176), (2, 10080834088), (4, 5040417044), (8, 2520208522), (13, 1550897552), (16, 1260104261), (26, 775448776), (52, 387724388), (104, 193862194), (208, 96931097)]