20172088978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{911}}^1\times {\mathrm{4099}}^1$

素因数の和:5122

約数の個数: 32

約数和(自身を含む): 31543891200

約数和(自身を除く): 11371802222

約数列:

[1, 2, 37, 73, 74, 146, 911, 1822, 2701, 4099, 5402, 8198, 33707, 66503, 67414, 133006, 151663, 299227, 303326, 598454, 2460611, 3734189, 4921222, 7468378, 11071399, 22142798, 138164993, 272595797, 276329986, 545191594, 10086044489, 20172088978]

約数ペア:

[(1, 20172088978), (2, 10086044489), (37, 545191594), (73, 276329986), (74, 272595797), (146, 138164993), (911, 22142798), (1822, 11071399), (2701, 7468378), (4099, 4921222), (5402, 3734189), (8198, 2460611), (33707, 598454), (66503, 303326), (67414, 299227), (133006, 151663)]