20311412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4759}}^1$

素因数の和:4871

約数の個数: 24

約数和(自身を含む): 39184320

約数和(自身を除く): 18872908

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 4759, 9518, 19036, 52349, 104698, 209396, 461623, 923246, 1846492, 5077853, 10155706, 20311412]

約数ペア:

[(1, 20311412), (2, 10155706), (4, 5077853), (11, 1846492), (22, 923246), (44, 461623), (97, 209396), (194, 104698), (388, 52349), (1067, 19036), (2134, 9518), (4268, 4759)]