2145902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 3549312

約数和(自身を除く): 1403410

約数列:

[1, 2, 11, 22, 103, 206, 947, 1133, 1894, 2266, 10417, 20834, 97541, 195082, 1072951, 2145902]

約数ペア:

[(1, 2145902), (2, 1072951), (11, 195082), (22, 97541), (103, 20834), (206, 10417), (947, 2266), (1133, 1894)]