20438044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9883}}^1$

素因数の和:9945

約数の個数: 24

約数和(自身を含む): 39852288

約数和(自身を除く): 19414244

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 9883, 19766, 39532, 108713, 217426, 434852, 464501, 929002, 1858004, 5109511, 10219022, 20438044]

約数ペア:

[(1, 20438044), (2, 10219022), (4, 5109511), (11, 1858004), (22, 929002), (44, 464501), (47, 434852), (94, 217426), (188, 108713), (517, 39532), (1034, 19766), (2068, 9883)]