28205804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33739}}^1$

素因数の和:33773

約数の個数: 24

約数和(自身を含む): 56683200

約数和(自身を除く): 28477396

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 33739, 67478, 134956, 371129, 641041, 742258, 1282082, 1484516, 2564164, 7051451, 14102902, 28205804]

約数ペア:

[(1, 28205804), (2, 14102902), (4, 7051451), (11, 2564164), (19, 1484516), (22, 1282082), (38, 742258), (44, 641041), (76, 371129), (209, 134956), (418, 67478), (836, 33739)]