219888508

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{69497}}^1$

素因数の和:69621

約数の個数: 24

約数和(自身を含む): 443675232

約数和(自身を除く): 223786724

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 69497, 138994, 277988, 486479, 972958, 1945916, 7853161, 15706322, 31412644, 54972127, 109944254, 219888508]

約数ペア:

[(1, 219888508), (2, 109944254), (4, 54972127), (7, 31412644), (14, 15706322), (28, 7853161), (113, 1945916), (226, 972958), (452, 486479), (791, 277988), (1582, 138994), (3164, 69497)]