340147196

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{235559}}^1$

素因数の和:235601

約数の個数: 18

約数和(自身を含む): 628238520

約数和(自身を除く): 288091324

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 235559, 471118, 942236, 4475621, 8951242, 17902484, 85036799, 170073598, 340147196]

約数ペア:

[(1, 340147196), (2, 170073598), (4, 85036799), (19, 17902484), (38, 8951242), (76, 4475621), (361, 942236), (722, 471118), (1444, 235559)]