31221674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 54336960

約数和(自身を除く): 23115286

約数列:

[1, 2, 11, 19, 22, 38, 113, 209, 226, 418, 661, 1243, 1322, 2147, 2486, 4294, 7271, 12559, 14542, 23617, 25118, 47234, 74693, 138149, 149386, 276298, 821623, 1419167, 1643246, 2838334, 15610837, 31221674]

約数ペア:

[(1, 31221674), (2, 15610837), (11, 2838334), (19, 1643246), (22, 1419167), (38, 821623), (113, 276298), (209, 149386), (226, 138149), (418, 74693), (661, 47234), (1243, 25118), (1322, 23617), (2147, 14542), (2486, 12559), (4294, 7271)]