209044022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{133831}}^1$

素因数の和:133915

約数の個数: 16

約数和(自身を含む): 346892544

約数和(自身を除く): 137848522

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 133831, 267662, 1472141, 2944282, 9502001, 19004002, 104522011, 209044022]

約数ペア:

[(1, 209044022), (2, 104522011), (11, 19004002), (22, 9502001), (71, 2944282), (142, 1472141), (781, 267662), (1562, 133831)]