199321916

素因数分解:

$2^2\times {\mathrm{787}}^1\times {\mathrm{63317}}^1$

素因数の和:64108

約数の個数: 12

約数和(自身を含む): 349262088

約数和(自身を除く): 149940172

約数列:

[1, 2, 4, 787, 1574, 3148, 63317, 126634, 253268, 49830479, 99660958, 199321916]

約数ペア:

[(1, 199321916), (2, 99660958), (4, 49830479), (787, 253268), (1574, 126634), (3148, 63317)]