72169904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{237401}}^1$

素因数の和:237428

約数の個数: 20

約数和(自身を含む): 147189240

約数和(自身を除く): 75019336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 237401, 474802, 949604, 1899208, 3798416, 4510619, 9021238, 18042476, 36084952, 72169904]

約数ペア:

[(1, 72169904), (2, 36084952), (4, 18042476), (8, 9021238), (16, 4510619), (19, 3798416), (38, 1899208), (76, 949604), (152, 474802), (304, 237401)]