20161236256

素因数分解:

$2^5\times 7^1\times {\mathrm{90005519}}^1$

素因数の和:90005536

約数の個数: 24

約数和(自身を含む): 45362782080

約数和(自身を除く): 25201545824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90005519, 180011038, 360022076, 630038633, 720044152, 1260077266, 1440088304, 2520154532, 2880176608, 5040309064, 10080618128, 20161236256]

約数ペア:

[(1, 20161236256), (2, 10080618128), (4, 5040309064), (7, 2880176608), (8, 2520154532), (14, 1440088304), (16, 1260077266), (28, 720044152), (32, 630038633), (56, 360022076), (112, 180011038), (224, 90005519)]