28384556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2851}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 52704960

約数和(自身を除く): 24320404

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 2851, 4978, 5702, 9956, 11404, 54169, 108338, 216676, 373481, 746962, 1493924, 7096139, 14192278, 28384556]

約数ペア:

[(1, 28384556), (2, 14192278), (4, 7096139), (19, 1493924), (38, 746962), (76, 373481), (131, 216676), (262, 108338), (524, 54169), (2489, 11404), (2851, 9956), (4978, 5702)]