1909682078

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1\times {\mathrm{5011}}^1$

素因数の和:7243

約数の個数: 16

約数和(自身を含む): 2898640080

約数和(自身を除く): 988958002

約数列:

[1, 2, 89, 178, 2141, 4282, 5011, 10022, 190549, 381098, 445979, 891958, 10728551, 21457102, 954841039, 1909682078]

約数ペア:

[(1, 1909682078), (2, 954841039), (89, 21457102), (178, 10728551), (2141, 891958), (4282, 445979), (5011, 381098), (10022, 190549)]