2138818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:713

約数の個数: 16

約数和(自身を含む): 3525120

約数和(自身を除く): 1386302

約数列:

[1, 2, 11, 22, 191, 382, 509, 1018, 2101, 4202, 5599, 11198, 97219, 194438, 1069409, 2138818]

約数ペア:

[(1, 2138818), (2, 1069409), (11, 194438), (22, 97219), (191, 11198), (382, 5599), (509, 4202), (1018, 2101)]