20481164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{24499}}^1$

素因数の和:24533

約数の個数: 24

約数和(自身を含む): 41160000

約数和(自身を除く): 20678836

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 24499, 48998, 97996, 269489, 465481, 538978, 930962, 1077956, 1861924, 5120291, 10240582, 20481164]

約数ペア:

[(1, 20481164), (2, 10240582), (4, 5120291), (11, 1861924), (19, 1077956), (22, 930962), (38, 538978), (44, 465481), (76, 269489), (209, 97996), (418, 48998), (836, 24499)]