219862468

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{25087}}^1$

素因数の和:25411

約数の個数: 24

約数和(自身を含む): 441147392

約数和(自身を除く): 221284924

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 4382, 8764, 25087, 50174, 100348, 175609, 351218, 702436, 7852231, 15704462, 31408924, 54965617, 109931234, 219862468]

約数ペア:

[(1, 219862468), (2, 109931234), (4, 54965617), (7, 31408924), (14, 15704462), (28, 7852231), (313, 702436), (626, 351218), (1252, 175609), (2191, 100348), (4382, 50174), (8764, 25087)]