20161789432

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58609853}}^1$

素因数の和:58609902

約数の個数: 16

約数和(自身を含む): 38682503640

約数和(自身を除く): 18520714208

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58609853, 117219706, 234439412, 468878824, 2520223679, 5040447358, 10080894716, 20161789432]

約数ペア:

[(1, 20161789432), (2, 10080894716), (4, 5040447358), (8, 2520223679), (43, 468878824), (86, 234439412), (172, 117219706), (344, 58609853)]