161241904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{530401}}^1$

素因数の和:530428

約数の個数: 20

約数和(自身を含む): 328849240

約数和(自身を除く): 167607336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 530401, 1060802, 2121604, 4243208, 8486416, 10077619, 20155238, 40310476, 80620952, 161241904]

約数ペア:

[(1, 161241904), (2, 80620952), (4, 40310476), (8, 20155238), (16, 10077619), (19, 8486416), (38, 4243208), (76, 2121604), (152, 1060802), (304, 530401)]