199020908

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{1103}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 353633280

約数和(自身を除く): 154612372

約数列:

[1, 2, 4, 79, 158, 316, 571, 1103, 1142, 2206, 2284, 4412, 45109, 87137, 90218, 174274, 180436, 348548, 629813, 1259626, 2519252, 49755227, 99510454, 199020908]

約数ペア:

[(1, 199020908), (2, 99510454), (4, 49755227), (79, 2519252), (158, 1259626), (316, 629813), (571, 348548), (1103, 180436), (1142, 174274), (2206, 90218), (2284, 87137), (4412, 45109)]