16638866416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61172303}}^1$

素因数の和:61172328

約数の個数: 20

約数和(自身を含む): 34134145632

約数和(自身を除く): 17495279216

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 61172303, 122344606, 244689212, 489378424, 978756848, 1039929151, 2079858302, 4159716604, 8319433208, 16638866416]

約数ペア:

[(1, 16638866416), (2, 8319433208), (4, 4159716604), (8, 2079858302), (16, 1039929151), (17, 978756848), (34, 489378424), (68, 244689212), (136, 122344606), (272, 61172303)]